What is a cave?
A cave is any natural opening in a rock formed by solution, movements of the
earth, or other geologic process. To be considered a cave for exploration
purposes, you have to be physically able to fit into a cave.
Man-made features such as mines, culverts, quarries, and blasted tunnels are
not caves. The techniques described on this website and in the book "Cave
Exploring" are appropriate for natural caves. Mines and other man-made features
require a great deal of specialized training and skills to enter safely. Do not
enter mines, quarries, and other engineered features unless you have the
Types of Caves
Most caves people are familiar with are solutional caves, they were formed by
water slowly dissolving rock. But there are also caves formed out of molten
lava, rockslides, and tectonic forces. >>More
Like many specialized activities, caving has its own set of terms to describe
cave features, methods of movement, and gear.