Crystal Cave, located in Sequoia National Park, reopens to the public on May 23 after a four-year closure due to fire and weather damage. Visitors can purchase tickets for guided tours, with prices ...

Descending into Crystal Cave is so surreal that it feels like you're entering a movie set and at any moment Indiana Jones will come swinging through with his whip. The nearly 130-year-old cave is not ...

Whitehall, Mont. — Lewis and Clark Caverns State Park have reopened cave tours for the 2023 season. Tours will be offered through Sept. 30 on a first-come-first-served basis. Reservations can be made ...

New Mexico's Carlsbad Caverns National Park is a limestone show cave with the fifth-largest chamber in North America. I ...