USA Deep Caves

Caves Mapped/Surveyed with 350+ feet of vertical
Compiled by: Paul Burger – 01/08/2024

Send updates and corrections to Cavemonpaul at hotmail.com

Copyright 2024 NSS Geo2, Paul Burger NSS 26452, FE, CM
Do not ask for cave locations, I will not give them out.

Type: CT=Chalk & Tufa & Laterite , C=Conglomerate & Schist, G=Gypsum, L=Lava, Q=Sandstone & Quartzite, S=Salt, T=Talus, Boulder & Granite, UW=Underwater

TYPE RANK CAVE NAME COUNTRY STATE COUNTY Length (mi)Length (m)Depth (ft)Depth(m)SOURCE DATE
L 1Delissea Cave System USAHawaii Hawaii 31.01499003763.11147Peter Bosted e-mail 2023-12
L 2Kazumura CaveUSAHawaii Hawaii 40.7655003613.81101.5HSS Newsletter N9P7 2016-06
- 3Tears of the Turtle Cave USAMontana Flathead 1.642639.322052625.45Jason Ballensky & Peter Johnson e-mail 2022-08
L 4Umi'i Manu System USAHawaii Hawaii 2.4153886.61869.1569.7Doug Medville 2000-02
L 5Hue Hue (Manini Owali) Cave USAHawaii Hawaii 6.71110800.31623494.7Stephan Kempe 1999-10
- 6Lechuguilla Cave (C.C.N.P.) USANew Mexico Eddy 152.1052447901588.6484.2Max Wissak email2023-01
- 7Virgil The Turtle's Great House Cave USAMontana Flathead 1.0221644.751586483.41Bodenhamer, Ballensky, Rykwalder, Sainsbury via e-mail 2016-07
- 8Columbine Crawl USAWyoming Teton 2.3013703.11551472.74Warren Anderson e-mail 2016-01
L 9Hualalai Ranch Cave USAHawaii Hawaii 15.048242171449.1441.7Doug Medville e-mail 2016-03
L 10Emesine Cave (1881 System) USAHawaii Hawaii 12.8920744.41433.1436.8Don Coons e-mail 2016-03
- 11Great EX(pectations) Cave USAWyoming Washakie 7.85412639.791408429.16NSS News V44N6 (Peter Shifflett) 1986-06
- 12Loaded Dice Cave USAWyoming Teton 1.0481687.231395.7425.42Bridger-Teton Cave Project 2021-09
- 13Main Drain CaveUSAUtahCache 2.534071.61305.9398.04Jon Jasper email2023-09
- 14Omega System USAVirginia Wise 29.4347362.991263384.96Mike Ficco e-mail 2016-06
- 15Bigfoot Cave USACalifornia Siskiyou 16.2526151.841205367.28Scott Linn e-mail 2016-10
- 16Neffs Canyon Cave USAUtah Salt Lake 0.761223.11163354.48www.caves.org/grotto/timpgrotto/ 1989-05
L 17Pahoa Cave(s) (segmentation??) USAHawaii Hawaii 9.94216000.11149.9350.5Dr. Stephen Smith reports that this cave could be as short as about 2 miles long now, due to plugging and segmentation by the 2018 Kilauea 61g lava flows. 2016-05
L 18Manu Nui Lava Tube USAHawaii Hawaii 2.153460.11143348.4NSS NEWS V65N10P21 2016-09
- 19Ellisons Cave USAGeorgia Walker 12.12719516.511063324Georgia Underground V24N1 1987-03
L20Ainahou Ranch Cave USAHawaiiHawaii4.41871101059.7323Stephan Kempe e-mail 2019-04
- 21Carlsbad Cavern (C.C.N.P.) USANew Mexico Eddy 39.563569.091035315.47Vidio on liine 2019-12
L 22Keamoku USAHawaii Hawaii 4.11566231030314Gerald Favre, HSS no 35, pg 13, 2014 2014-01
- 23Tickle Me Turtle Cave (Portal 3) USAMontana Flathead 0.7611224.711027313.03Jason Ballensky e-mail 2016-08
L24Kahawaihapapa CaveUSAHawaiiMaui0.5869431023.6312Bob Richards e-mail2020-08
- 25Silvertip Cave System USAMontana Flathead 10.1616350.94997.4304Jason Ballensky e-mail 2022-05
- 26Scapegoat Cave System (Green Fork Falls Cave - Kathys Icebox Cave) USAMontana Lewis & Clark 3.35310.84977297.79Michael McEachern FB 2021-10
L 27Ambigua Cave USAHawaii Hawaii 1.0961763.8960292.6Speleo Digest 2003
L 28Kipuka Kanohina Cave (Kula Kai Caverns) USAHawaii Hawaii 26.10442010944.9288Kanohina Data Manager - Tomislav Gracanin e-mail 2019-06
- 29Bull Cave USATennessee Blount 2.2723656.43924281.64Mark Lassiter 1998-08
- 30Nielsons Well / Cave USAUtah Cache 1.422285.27880268.22www.caves.org/grotto/timpgrotto/ 2016-01
L 31Kauhako Crater (Vauhako) (Lava Pit) USAHawaii Molokai 00865.2263.7Earl Neller via Halliday(Water filled) 1997-07
L32Kauhako Crater (Vauhako) (Lava Pit)USAHawaiiMolokai00865.2263.7Earl Neller via Halliday(Water filled)1997-07
L 33Na One Pit(Pit 6083,Pelee's Abyss) (Lava Pit) USAHawaii Hawaii 00861.9262.7Dave Bunnell 1994-04
L34Na One Pit(Pit 6083,Pelee's Abyss) (Lava Pit)USAHawaiiHawaii00861.9262.7Dave Bunnell1994-04
- 35Little Brush Creek Cave USAUtah Uintah 6.2510058.4858202Matt Paulson FB 2022-07
- 36Big Brush Creek Cave USAUtah Uintah 6.169913.56858261.52Matt Paulson FB 2022-01
- 37Sunray - Sunset Cave System USAMontana Flathead 1.672700.2846257.9Jason Ballensky e-mail 2023-08
- 38Rich Mountain Blowhole USATennessee Blount 2.1853516.42840256.03Tenn.Cave Survey 2015-02
39Bobsled CaveUSAMontana Flathead 0.4641.6840256Jason Ballensky e-mail 2023-08
L 40Hookena Civil Defense Cave USAHawaii Hawaii 5.869436839.9256Peter Bosted e-mail 2023-12
- 41Papoose Cave USAIdaho Idaho 3.255230.37833253.9Daryl Greaser e-mail 2019-01
- 42Jewel Cave (N.M.) USASouth Dakota Custer 217.32349742.6832.1253.62Dan Austin email2023-01
- 43Chestnut Ridge Cave System USAVirginia Bath 22.06335507813.6248BCCS 2019-10
- 44Viva Silva Cave USAAlaska Heceta Island 00797242.93Marcel LaPerriere e-mail 1998-08
L 45Big Red Cave USAHawaii Hawaii 2.2413606.5759.8231.6Doug Medville e-mail 2016-09
- 46Spanish Cave USAColorado Custer 1.091754.18741225.86Richard Rhinehart e-mail 2016-05
L 47Ka'eleku Caverns USAHawaii Maui 1.7722851.8737.9224.9Bob Richards e-mail 1999-12
- 48Hellhole System USAWest Virginia Pendleton 43.670167.4737224.64GVKS 2020-02
- 49Sugar Run Cave System USAVirginia Giles 22.5536291718218.85VSS 2015-02
- 50Simmons Mingo - My Cave System USAWest Virginia Rand./Pocahon. 6.710782.6683208.18Bob Thrun 1982-06
- 51Dorton Knob Smoke Hole USATennessee Cumberland 1.2442002.02669203.9Mike Rodgers email2023-04
- 52Overholts Blowing Cave USAWest Virginia Pocahontas 7.81112570.59666203Gary Storrick 2016-01
- 53SnowHole USAAlaska P.O.W. Island 0.516830.42652198.73NSS NEWS V69N1P26 2016-01
- 54Lost Creek Siphon USAMontana Park 0.189304.17650198.12Jay Kennedy e-mail 2015-02
L 55Beach Park Cave USAHawaii Hawaii 4.7057572649.6198Peter Bosted e-mail 2018-08
- 56Wind Cave (N.P.) USASouth Dakota Custer 166267151646.8197.2Marc Ohms e-mail 2024-01
- 57Butler-Sinking Creek System USAVirginia Bath 18.0629064.75644.3196.38Tont Canike email 2016-09
- 58Fossil Mtn.Ice Cave - Wind Cave System USAWyoming Teton 2.94667.1644196.29NSS Conv. 1988 1988-05
- 59Flathead Alps Cave USAMontana Powell 0.093150642195.68Philip Rykwalder e-mail 2016-08
- 60Jewett II Cave USATennessee Cumberland 3.3495389.69636193.85Charles Clark 1986-07
- 61MeanderBelt Cave USAMontana Flathead 0.7231163.56633192.94Michael McEachem e-mail 2017-04
L 62Lower Delissea USAHawaii Hawaii 2.2083553.4632.9192.9Peter Bosted e-mail 2016-09
- 63Rawhide Horror Hole USATennessee Franklin 1.1361828.21630192.02Tenn.Cave Survey 2015-02
- 64Doe Mountain Cave USAVirginia Giles 2.7124364.54628191.41Bill Balfour e-mail 1999-02
- 65El Capitan Pit USAAlaska P.O.W. Island 0.211339.57625190.5Georgia Underground V28N4 1992-05
L 66Lama Lua System USAHawaii Hawaii 3.4475547.4623189.9Doug Medville e-mail 2017-04
- 67Double Bopper Cave USAArizona Coconino 42.1567833.85618188.37Jason Ballenski e-mail 2023-11
- 68Jewett I Cave USATennessee Cumberland 1.7882877.51615187.45Charles Clark 1986-07
- 69Friars Hole Cave System USAWest Virginia Green./Pocoho. 50.5181287.97613186.84West Virginia Cave V40N3 2022-05
L 70Keala Cave USAHawaii Hawaii 5.418706.6609.9185.9Stephan Kempe, IUS Com. on Vol.Cave NL 1999-12
L 71Ape CaveUSAWashington Skamania County 2.5734141.5606184.8Garry Petrie e-mail 2023-01
- 72Devils Hole USANevada Nye 00605184.4Dan Smith FB 2022-07
- 73Thompson Valley Cave System (Corkscrew Cave) USAVirginia Tazewell 8.613841603.7184VSS 2019-11
- 74MOS Cave / Obscure Magnificence (2697) USAAlabama Jackson 1.0011610.95603183.79Deep Caves of TAG, J.Stembel 2016-10
- 75Dulaneys Cave USAVirginia Giles 4.4357138601183.18VSS 2016-05
L 76The Great One Crack (Lava Crack) USAHawaii Hawaii 0.439706.5600.1182.9NSS NEWS V68N12P9 2015-02
- 77Great Savannah Cave System USAWest Virginia Greenbrier 51.2782511.07587.9179.2Dave & Nick Socky FB 2022-08
- 78Double Date Cave USAMontana Flathead 1.542478.39582177.39Jason Ballensky e-mail 2016-12
- 79Three Fingers Cave USANew Mexico Eddy 3.75954.57581177.09Rocky Mountain Caving V8N3P22 1991-07
L80Cody Borehole USAOregonDeschutes0.7981284.3580.1176.8Garry Petrie1994-04
- 81Memorial Day Cave USAWest Virginia Pendleton 29.0346719.26579.2176.54GVKS 2020-12
- 82Greenhouse Cave USAMontana Flathead 00578176.17Philip Rykwalder e-mail 2016-08
- 83Lewis and Clark Caverns USAMontana Jefferson 1.9063067.41577175.87The Explorer P34 - Bob Richards 1985-03
- 84Blowing in the Wind Cave USAAlaska P.O.W. Island 1.1441841.09577175.87Alaskan Caver V18N2P24, Carlene Allred 1998-04
- 85Virgin Cave USANew Mexico Eddy 4.26758.9573.4174.8Paul Burger e-mail 2022-02
- 86Scott Hollow Cave USAWest Virginia Monroe 29.547475.65571174.04WVASS Spring Meeting 2016-05
- 87Tony Sinks - Cox Cave (78) USAAlabama Jackson 2.3673809.32570173.74Georgia Underground V32N4P37 1996-09
- 88Sorcerer's Cave USATexas Terrell 2.1813509.98570173.74Texas Speleological Survey via Jerry Atkinson e-mail 2016-01
- 89Youngs Creek Blowhole USATennessee Franklin 1.612591.04568173.13Deep Caves of TAG, John Stembel 2016-10
L 90Keokeo 16S-Y USAHawaii Hawaii 1.3712206567.6173Peter Bosted e-mail 2018-08
- 91Moon Ray Cave USAMontana Flathead 00567172.82Philip Rykwalder e-mail 2016-08
- 92Scott's Barn Cave / Bloodstone (907) USAAlabama Jackson 1.5362471.95563171.6Tom Moss 1995-12
L 93Ka'awaloa USAHawaii Hawaii 2.0183247561171Peter Bosted e-mail 2018-08
- 94Gary Self Pit (290) USAAlabama Jackson 2.3143724.02560170.69ACS 1987-08
- 95Kelly Ridge Cave USATennessee Blount 0.8521371.16559170.38TCS - Steve Pierce 1986-07
- 96Bloody Elbow Cave USAAlabama Madison 1.2021934.43558170.08Julie Schenck Brown 2016-05
- 97Hells Below Cave USANew Mexico Eddy 1.8943048.1550167.64Dave Belski e-mail 2016-03
- 98Ain't No Cave (2312) USAAlabama Jackson 0.7421194.13549167.34Speleo Digest 2015-02
- 99Church Cave USACalifornia Fresno 3.9966430.94547166.73David Engel e-mail 1999-09
- 100Paint Rock River Cave (2934) USAAlabama Jackson 1.8172924.18539164.29Deep Caves of TAG, John Stembel 2016-10
- 101Fern Cave (597) USAAlabama Jackson 15.6325154.05536163.37Fern Cave Project 2017-06
- 102Luminary Pit USATennessee Bledsoe 1.3712206.41535163.07Buddy Lane 1986-07
- 103The Kids Cave (2410) USAAlabama Jackson 1.0421676.94530161.54NSS News 1989-06
L 104Kaupulehu Crater Cave (part of Manu Nui ?) USAHawaii Hawaii 0.6761087.9529.9161.5Peter Bosted e-mail 2016-01
- 105Hang 'Em High Cave USATennessee Marion 3.6655898.25528160.93NSS News V50N1P6-18 1992-01
- 106Stolen Well / Davis Cove Cave (1518) USAAlabama Jackson 1.2912077.66528160.93Georgia Underground V29N3 1992-09
L 107Kaupulehu System USAHawaii Hawaii 2.7144367526.9160.6Doug Medville e-mail 2020-12
- 108Wind Cave (Wolfpen-Hollow Blowhole) USAWest Virginia Grant 5.178320.31526160.32WVASS Database 2016-05
- 109Grunge Plunge USATennessee Washington 1.1361828.21526160.32Clinton Elmore on Facebook 2016-07
- 110Fulford Cave USAColorado Eagle 1.231983.5524.9160Rocky Mtn. Caving P13 1989-08
- 111Engle Double Pit (266) USAAlabama Jackson 4.5987399.76520158.5Alabama Cave Survey 2017-05
- 112Arabica-Big Fatty Cave System USAAlaska Heceta Island 1.4122272.39519158.19Alaskan Caver V19N2P7 , Steve Lewis 1999-04
- 113Bullpasture Mountainside Cave USAVirginia Highland 0.376605.11519158.19Rick Lambert e-mail 2016-10
L 114The Great Two Crack (Lava Crack) USAHawaii Hawaii 0.301484.4518157.9NSS NEWS V68N12P15 2015-02
- 115Jewett III USATennessee Cumberland 2.524055.1515.1157Hinch Mountain Project 2019-09
L 116Many Wall Cave USAHawaii Hawaii 1.933106515.1157Doug Medville, HSS no. 32, pg 6, 2012 2021-01
- 117Goufffre USATennessee Cumberland 2.1313429.51515156.97TCS 1996-01
- 118Mossy Abyss USAAlaska Dall Island 0.143230.14515156.97Alaskan Caver 2016-06
- 119McBride's Cave (1345) USAAlabama Jackson 1.7532821.18513156.36Georgia Underground V32N4P38 1996-09
- 120Small Cave (1096) USAAlabama Jackson 0.9571540.14513156.36Georgia Underground V24N1 1987-03
- 121Wilkson Hollow Horror Hole USATennessee Franklin 2.2593635.51512156.06TCS 1996-01
- 122Elmos Canyon (1735) USAAlabama Jackson 0.931496.69512156.06Georgia Underground V32N4P37 1996-09
- 123Summers Double Pot (1538) USAAlabama Jackson 0.6361023.54512156.06Georgia Underground V32N4P37 1996-09
- 124Rendezous Peak Cave USAWyoming Teton 0.258415.21512156.06Caves of Wyoming 1976-03
- 125Potential Pit / Langston Cave (1558) USAAlabama Jackson 0.7581219.88510155.45Georgia Underground V29N3P18-19 1992-09
- 126Newton Cave USAWashington King 0.189304.17510155.45David Mischke e-mail 2016-05
- 127Lilburn Cave (N.P.) USACalifornia Tulare 22.1735679508154.84Jed Mosenfelder e-mail 2019-01
- 128Sipapu Caverns USAArizona Coconino 00504153.62NSS Long and Deep Cave List 2017-06
- 129Mad As A Wet Hen Pit (2147) USAAlabama Jackson 0.861384.04502153.01Deep Caves of TAG, John Stembel 2016-10
- 130Siberian Sword Cave USAAlaska Heceta Island 0.2321.87501152.7Marcel LaPerriere e-mail 1998-08
- 131Microwave-A-Hole System (1927) USAAlabama Jackson 2.6524267.98500152.4ACS 1985-03
- 132Cave of the Madonna USANew Mexico Eddy 1.8943048.1500152.4Dave Belski e-mail 2016-03
- 133Hickey Pot USATennessee Warren 1.5422481.61500152.4Tenn.Cave Survey 2015-02
- 134Stoned Well (1578) USAAlabama Jackson 0.511822.37498151.79Alabama Cave Survey 1985-03
- 135Fowler Pit 2 / Bleeding Ghyll Cave (655) USAAlabama Jackson 0.9181477.38497151.49Alabama Cave Survey 1985-03
- 136Ram's Horn Cave USAMontana Meagher 0.91448.41496151.18NSS Conv. 2017-06
UW137Phantom Springs Cave USATexas Jeff Davis 1.9483135.5493150.27Texas Speleological Survey via Jerry Atkinson e-mail 2016-01
- 138Illiad / Odyessy Cave System (1568) USAAlabama Jackson 1.6632676.34493150.27ACS 1995-03
- 139Moonprobe Cave USAAlaska Dall Island 0.133214.04493150.27NSS News V53N2P34 1995-02
- 140Gap Cave System (Cudjo's) (C.G.N.H.P.) USAVirginia Lee 19.88432000491149.66Bob Gulden (CRF) 2019-04
- 141Turkey Roost Cave USAWest Virginia Pocahontas 2.8414572.15490149.35WVASS Database 2016-05
- 142Bear-Hanna Cave (2100) USAAlabama Jackson 1.1611868.45488148.74Georgia Underground V32N4P38 1996-06
- 143Organ Cave System USAWest Virginia Greenbrier 38.45261882.5486148.13WVASS Database 2016-05
- 144P-Bar (PeBar) Cave USAWyoming Big Horn 1.8512978.9486148.13Tomes 2017-05
- 145Vanishing River Cave USANew Mexico - 0.26418.43485147.83Dave Belski e-mail 2016-03
- 146Fort Stanton Cave USANew Mexico Lincoln 44.5971460.6479.5146.15Lee H.Skinner e-mail 2023-06
- 147Laurel Caverns USAPennsylvania Fayette 4.1436666.89476145.08Ryan Maurer e-mail 2022-07
- 148Rumbling Falls Cave. USATennessee Van Buren 16.09125895.95474144.48Marion O.Smith per TCS 2015-02
- 149Bad Medicine Cave USAWyoming Big Horn 1.913073.85472143.87Marc Ohms e-mail 1999-09
- 150Spasm Chasm USATennessee Marion 1.4412319.06472143.87Tenn.Cave Survey 2015-02
- 151Roaring River USAMissouri Barry 0.427687472143.87FB 2021-11
- 152Keystone River Cave USATennessee Van Buren 3.6295840.31471143.56Tenn.Cave Survey 2015-02
- 153Tanglefoot Cave USAMaryland Allegany 2.1243418.25470143.26Corey Hackley e-mail 2023-10
- 154Twenty Pound Tick Cave USAColorado Garfield 1.081738.09469142.95Rocky Mtn. Caving 1993-07
- 155Guy's Cave (1078) USAAlabama Jackson 0.821319.66468142.65ACS 2017-06
- 156Hole 19 USAMaryland Allegany 1.772848.54466142.04Donnie Cams FB 2020-12
L 157Under the Wall Cave USAHawaii Hawaii 2.7364403.2463.9141.4Doug Medville e-mail 1999-10
- 158Seabolt-Spence Cave System USAVirginia Smyth 0.587945462.6141VSS 2019-11
- 159Cairn Blowhole (Pit) (2290) USAAlabama Jackson 1.5152438.16460140.21Georgia Underground V32N4P38 1996-09
L 160Middle Hapuu USAHawaii Hawaii 1.3042098.6460140.2Peter Bosted e-mail 2016-09
- 161Baby Hog Horror Hole USATennessee Franklin 0.6631067460140.21TDCL 1992-09
- 162Deep Cave USANew Mexico Eddy 0.601967.22460140.21Dave Belski e-mail 2016-03
- 163Thunder Hole (1435) USAAlabama Jackson 0.323519.82460140.21Georgia Underground V32N4P38 1996-09
- 164Polygamys End Cave USAUtah Cache 0.138222.09459139.9www.caves.org/grotto/timpgrotto/ 2016-01
- 165Sinking Cove Cave System USATennessee Franklin 5.358609.99457139.29Rick Buice 1989-09
- 166Buckeye Cave (779) USAAlabama Jackson 1.0341664.06457139.29Georgia Underground V24N1 1987-03
- 167Gourdneck Cave USATennessee Marion 3.5845768.64456138.99Map 2021-02
- 168Tumbling Rock Cave (171) (Saltpeter) USAAlabama Jackson 6.0229691.47454138.38Georgia Underground V32N4P38] 1996-09
- 169Blunder Hole (3333) USAAlabama Jackson 0.721158.73453138.07Georgia Underground V31N4P3 1995-11
- 170Wash Pot (1353) USAAlabama Jackson 0.321516.6453138.07Georgia Underground V29N3P18-19 1992-09
- 171Sinuos System Cave USAAlaska Heceta Island 00453138.07Marcel LaPerriere e-mail 1998-09
- 172Gilley Cave USAVirginia Lee 4.5457314.47450137.16VSS 2017-05
- 173Hairy Pit / Flowing Spring Cave (847) USAAlabama Jackson 1.5152438.16450137.16Georgia Underground V32N4P38 1996-09
- 174Doodlebug Hole / Blowing Cave (195) USAAlabama Jackson 1.3942243.43450137.16ACS 2016-05
L 175Lower Hualalai Ranch Cave USAHawaii Hawaii 2.193525448.2136.6Nevin Davis, HSS No. 19, Pg 13, 2006. Segment length calculated by Doug Medville and John Rosenfeld from survey files in 2018 2021-01
- 176Bird Horror Hole (2508) USAAlabama Jackson 0.443712.94447136.25Georgia Underground V29N3P18-19 1992-09
- 177Walking Fern Pit (1598) USAAlabama Jackson 0.376605.11447136.25Georgia Underground V32N4P38 1996-09
- 178Hummel's Cave USACalifornia Fresno 0.185297.73447136.25Bob Richards 1990-01
L 179Redemption Cave USAHawaii Hawaii 1.7082749446.2136Doug Medville e-mail 2018-03
G180Triple Engle PitUSANew Mexico De Baca 1.5442485442134.7Dave Belski e-mail 2016-03
- 181Real Well USATennessee Marion 0.7581219.88441134.421998 NSS Convention 1998-08
- 182Schoolhouse USAWest Virginia Pendleton 1.652654.73439133.81Gordon Brace e-mail 2016-10
- 183Whiteoak Blowhole USATennessee Blount 1.1531855.57439133.81Georgia Underground V32N4P38 1996-09
- 184Mill Creek Crystal Cave USAMontana Park 1.352172.61435132.59James Cummins e-mail 2016-08
- 185Shinaberry Cave USAWest Virginia Pocahontas 1.0011610.95435132.59WVASS 2017-06
- 186Bennett Cove Cave (2174) USAAlabama Jackson 0.613986.53435132.59ACS 2016-06
- 187French Creek Cave USAMontana Beaverhead 1.8312946.71434132.28Caves of Montana 1978-03
- 188Jim Cave (273) USAAlabama Jackson 0.585941.47432131.67Georgia Underground V32N4P38 1996-09
- 189Twenty Three Dollar Pit (996) USAAlabama Jackson 0.38611.55432131.67Georgia Underground V29N3P18-19 1992-09
- 190Mill Hole (745) USAAlabama Jackson 1.1141792.81431131.37Georgia Underground V29N3P18-19 1992-09
- 191Battered Bar Cave USAVirginia Bath 1.612591.04430.9131.34Nathan Farrar e-mail 2017-07
- 192Bucks Pocket Cave (432) USAAlabama Jackson 1.1361828.21430131.06ACS 2016-06
UW193Cathedral-Falmouth System USAFlorida Suwannee 11.7418893.7429.1130.8Andrew Pitkin e-mail 2022-01
- 194Solution Rift USATennessee Marion 1.0131630.27429130.76TDCL 1992-09
- 195Crystal Palace Cave USAAlaska P.O.W. Island 00429130.76NSS News
- 196El Capitan Cave USAAlaska P.O.W. Island 2.3673809.32428130.45NSS Caves Files - Dick Blenz 2016-10
- 197Pig Hole USAVirginia Giles 1.181899.03428130.45VSS 1989-02
- 198Kimble Pit USAWest Virginia Pendleton 9.2214838.15427130.14Corey Hackley e-mail 2021-11
- 199Scott Cave USAWest Virginia Monroe 11609.34426129.84Mike Dore 1985-10
- 200Better Forgotten Cave USAVirginia Highland 0.9471524.05426129.84BCCS 1995-07
- 201Cyclops Cave USAVirginia Russell 7.0811394.16424129.24J.Christie e-mail 2016-06
- 202Dark Well (1945) USAAlabama Jackson 0.439706.5421128.32Georgia Underground V29N3P18-19 1992-09
- 203Sewanee Plunge USATennessee Franklin 0.9471524.05420128.02Georgia Underground V32N4P38 1996-09
- 204Reaper's Rockpile (gravity-slide cave) USAMontana Teton 0.142228.53419127.71Jason e-mail 2016-10
- 205Paradox Cave USATennessee VanBuren 1.7052743.93418127.41Georgia Underground V32N4P38 1996-09
- 206Warner Noisy Blower USAWest Virginia Pendleton 0.7811256.93417.5127.25Dwight Livingston e-mail 2019-12
- 207Vast Caverns (1860) USAAlabama Jackson 0.305490.85417127.1Georgia Underground V29N3P18-19 1992-09
- 208Crystal 67 Cave USACalifornia Tulare 0.387622.82415126.49California Caver V33N1 1982-03
- 209Sherwood Spring Cave USATennessee Franklin 0.7231163.12414126.19Deep Caves of TAG, John Stembel 2016-10
- 210Grim Rock Cave USAVirginia Giles 0.422679413125.88VSS 2017-06
- 211The Cave That Summer Forgot USAMontana Flathead 0.334537.52412125.58Jason Ballensky e-mail 2016-08
- 212Trice Hollow Pit (2012) USAAlabama Jackson 0.7621226.32411125.27Georgia Underground V29N3P18-19 1992-09
L213Little Red RiverUSAWashington Skamania County0.7461200.0411125.26Garry Petrie e-mail 2023-01
- 214LilyGuard Cave USAMontana Judith Basin 0.41659.83410124.97Rick Brinkman e-mail 2016-05
- 215Will's Welch Well (1748) USAAlabama Jackson 0.253407.16410124.97Deep Caves of TAG, John Stembel 2016-10
- 216Twist of Fate Pit USAAlabama Jackson 0.089143.23408124.36NSS News V72N1 2016-01
- 217Mammoth Cave System (N.P.) USAKentucky Ed./Hart/Bar. 426685581407.2124.1Facebook2022-12
UW218Weeki Wachee Spring USAFlorida Hernando 6.79210930407124.05Andrew Pitkin e-mail 2019-10
- 219Breathing Cave USAVirginia Bath 6.7410847406.8124Gangsta Mappers 2018-01
- 220Russell Cave (N.M.) (169) USAAlabama Jackson 11.60518675.71405.8123.7Jason Richards 2017-11
L 221Wooden Ladder Cave USAHawaii Hawaii 0.7581219.9405.8123.7Doug Medville 2016-01
- 222Sub-Solomon Cave USATennessee Franklin 0.7111144.24405123.44TCS 2015-02
- 223Water Well (1747) USAAlabama Jackson 0.554891.58402122.53Georgia Underground V29N3P18-19 1992-09
- 224Wet Cave / Above (Well) Wet Cave USATennessee Franklin 1.4142275.61401122.22Speleonews V34N3 1990-06
- 225Fort-Pebbles Cave USATennessee Franklin 1.2341985.93401122.22Tenn.Cave Survey 2015-02
- 226Oregon Caves USAOregon Josephine 3.034876.31400121.92Steve Knutson 1985-01
- 227Main Well USATennessee Marion 1.3262133.99400121.92Deep Caves of TAG, John Stembel 2016-10
- 228Icy Fate Cave USAAlaska Heceta Island 0.6231002.62400121.92Marcel LaPerriere e-mail 1998-08
- 229Mega Well (2310) USAAlabama Jackson 0.506814.33400121.92ACS 2016-06
L 230Upper Owl Cave USAHawaii Hawaii 1.9483135399121.6Doug Medville e-mail 2017-04
L 231Coffee Cave USAHawaii Hawaii 0.7051134.6397121Doug Medville e-mail 2015-02
L 232Caterpillar Cave USAHawaii Hawaii 1.0581703393.7120Doug Medville 2018-03
- 233Black Abyss (Palute Cave) USAArizona Coconino 0.134215393.7120Nicolas Barth e-mail 2020-12
- 234Middle Earth Cave USAWest Virginia Greenbrier 1.2411997.96389.7118.78WVASS Bulletin #24 2020-06
- 235Wizard's Well Cavern USATexas Terrell 1.2472006.85388118.26Texas Speleological Survey via Jerry Atkinson e-mail 2016-01
- 236Sinnett - Thorn Mtn. Cave System USAWest Virginia Pendleton 2.3293748.16386117.65Paul Stevens 1979-07
- 237Walt Allen (Baxters) Cave USAWest Virginia Pocahontas 0.8811417.83385117.35WVASS 1981-02
- 238Stagebarn Crystal Cave USASouth Dakota Meade 12.1519553.5383.6116.92Derek Wolfe e-mail 2023-11
- 239Marvel Cave USAMissouri Stone 1.272043.87383116.74M.S.S. Hoffman 2015-02
- 240Cave Mtn. Cave USAWest Virginia Pendleton 2.23540.56382116.43Bob Gulden 2016-06
L 241Two Owl Cave USAHawaii Hawaii 3.1325040381.9116.4Peter Bosted via Doug Medville e-mail 2017-04
- 242Run to the Mill (Bore Hole) Cave USATennessee Cumberland 2.9264708.94381116.13Buddy Lane 1986-07
- 243Skydusky Hollow Cave System (Newberry - Bane - Buddy Penley Cave) USAVirginia Bland 914484.1380115.82Ed Devine 2021-11
- 244Leandras Cave USAArizona Coconino 9.54715364.41378115.21map at park Headquarters via Greg e-mail 2016-06
UW245Goodenough Spring USATexas Val Verde 0.111178.64377114.91Texas Speleological Survey via Jerry Atkinson e-mail 2016-01
- 246Cottonwood Cave USANew Mexico Eddy 2.2233577.57370112.78Dave Belski e-mail 2016-03
- 247Poia Lake Cave USAMontana Glacier 1.0381670.5370112.78Alpine Karst V2P67-85 2016-06
- 248Banes Spring Cave USAVirginia Bland 3.866212.1368.8112.4Ed Devine 2021-11
- 249Camps Gulf Cave (Saltpeter) USATennessee Van Buren 7.80712564.15368112.17Deep Caves of TAG, John Stembel 2016-10
- 250Grassy Cove Saltpetre Cave (Saltpeter) USATennessee Cumberland 7.89312702.55367111.86Deep Caves of TAG, John Stembel 2016-10
- 251Robinson Ridge Saltpeter Cave (Saltpeter) USATennessee Cannon /Coffee 3.6965948.14365111.25Tenn.Cave Survey 2015-02
L 252Keokeo 8D-16J USAHawaii Hawaii 1.2532017362.5110.5Peter Bosted HSS 2016 no. 39 (note #2); Update T. Gracanin 2021-01
- 253Whitaker Sink USAMontana Judith Basin 0.239384360.91102018 NSS Convention Guide Book 2010-07
L254Kaumana Cave USAHawaiiHawaii2.0263260360.6109.9Peter Bosted 1 Jun 2019 email to T Gracanin2019-06
- 255Geiger Cave / Houston Hollow (459) USAAlabama Jackson 2.0633320.08360109.73Deep Caves of TAG, John Stembel 2016-10
- 256New River Cave USAVirginia Giles 5.2938518.26359109.42Tim Kilby 2016-06
- 257Starnes Cave USAVirginia Giles 4.47081.11359109.42VSS Long & Deep Cave Lists 2015-02
L258Motheleum CaveUSAHawaiiHawaii0.7771251357.6109Doug Medville2018-03
- 259Heart of Gould USATennessee White 5.2968523.43356108.51Zeke McKee e-mail 2022-01
- 260Qalgal Cave USAMontana Flathead 0.493794353107.62018 NSWSW Convention Guide Book 2010-07
- 261Flower Pot USAWest Virginia Randolph 3.6895936.87352107.29WVASS Database 2016-05
UW262Wakulla Cave System USAFlorida Leon/Wakulla 44.8372171350106.68Casey McKinlay e-mail 2023-04
- 263Nunley Mtn.Cave System (Maria Angela Grotto) USATennessee Grundy 15.0824268.91350106.68David Parr per TCS 2015-02
- 264Byer's Cave System USAGeorgia Dade 5.58851.39350106.68Grorgia Underground V24N1 1987-03
- 265Millers Cove Cave USAVirginia Roanoke 2.54023.36350106.68Phil Lucas e-mail 2016-07
UW266Sally Ward Cave USAFlorida Wakulla 1.3642195.15350106.68Caves and Karst of Florida, 2008 NSS Convention 2016-07

The Online Guide to Cave Exploring