The Caribou National Forest was created in 1907 by President Theodore Roosevelt. The Forest now covers more than 1 million acres in southeast Idaho, with small portions in Utah and Wyoming.
Minnetonka Cave, in beautiful St. Charles Canyon northwest of Bear Lake, offers a half-mile of fascinating stalactites, stalagmites, and banded travertine in nine rooms. From mid-June until Labor Day, over 20,000 people visit the Cave and take the guided tours. The cave stays a brisk 40 degrees all year so bring your jacket! Minnetonka is one of two caverns administered by the Forest Service. Within St. Charles Canyon are campgrounds and a large group use areas with fishing and hiking nearby. Keep an eye out of resident wildlife such as moose and deer.