Carslbad Cavern occurs in limestone that formed from a reef that thrived in a long gone ancient sea. The caves formed when acidic groundwater in cracks in the rock dissolved the surrounding limestone.
Carlsbad Caverns National Park contains nearly 47,000 acres of rugged desert landscape. In addition to touring the caves, visitors attend ranger programs on a variety of subjects, watch wildlife,...
The Big Room, Carlsbad Caverns National Park, New Mexico The big room is the largest single underground Chamber in the world. It is about 2,000 feet long and an average of 600 feet wide, an average...