First discovered in 1868 by James Rice this Cave hold a long and rich history. In 1932, Bernard Markus opened the cave to the public, naming it Crystal Lake Cave. Today, Crystal Lake Cave is the longest living show cavern in the state of Iowa, and growing everyday. Find out all about the cave’s journey on our history page.

Stalactites, stalagmites and more! Our cave contains a fabulous collection of crystals including argonite, travertine, satin stalagmite, stalactite, and calcareous spar. Checkout our gallery to get a peek inside the cave before your next visit.