Caves in Idaho

Idaho’s largest, deepest limestone cave is known for its quirky rock formations and bat population.

A lava tube cooled to form this long tunnel that stays chilly even at the height of summer.

This underground cave located in the most barren reaches of Idaho is filled with ice year-round.

Three generations of intrepid collectors display their curious artifacts in a homemade museum right next to the caves they discovered.

An Idaho legend carved out a cave village with his own two hands.