Caves in Iowa

Discover 3 unusual caves in Iowa.

Maquoketa, Iowa

Maquoketa Caves State Park

A wonderland of caves in eastern Iowa.

Crystal Lake Cave

An underground wonderland in Iowa.

Ice Cave of Bixby State Preserve

Chilly air billows out from the entrance of an abandoned mine on a steep hillside, providing a refuge for Ice Age fauna and flora.

Are we missing something unusual in Iowa?