Kartchner Caverns State Park, Alabaster Caverns State Park, and Onondaga Cave State Park are some of the caves travelers can visit in the U.S.

After a year of community efforts, Wakulla County secures a $3.78 million deal to protect the Chip’s Hole cave system, preventing development and preserving the vital ecosystem.

This park's cave system offers visitors different types ... Gypsum caves, while rare, are not unheard of, even in the United States. For example, South Dakota's dazzling Jewel Cave National ...

The House budget includes $1.2 million to use drones for creating a 3D map to identify pollution sources threatening clarity ...