Caves are a lot more than dark, damp, holes in the ground.
They are complex, dynamic natural systems closely related to the sunlit world. Caves are mysterious - many of them still unexplored. You can begin to explore caves too . . . Dr. George Veni is a hydrogeologist specializing in caves and karst terrains. His consulting firm, George Veni and Associates, is the recognized authority on cave and karst environmental management research in Texas.