The world's only three-story rotary jail is now a museum to a bizarre trend in prison design.

This old train trestle and collapsed tunnel once allowed the railroad to negotiate the steep slopes of the Colorado Rockies.

One of few remaining antique carousels with stationary animals in the U.S.

Small teepee-like houses built for TB patients have become sheds, studios, and bus stops around Colorado Springs.

The clock that sets them all.