The remains of the dam that unleashed a 15-foot wall of water on Denver.

This super steep hike ascends 2,000 feet in less than a mile.

Hidden beneath a bridge, this waterfall is known for the large amounts of graffiti painted on its base.

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

There are eight natural springs around town, each with a slightly different taste.

These faux-cliff dwellings allow visitors to climb around on a replica archaeological site.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

This naturally-sourced hot spring is now home to a clothing-optional resort.

The superstar of Cold War nuclear bunkers has been featured in countless films but is now barely operational.

Small plaque marks the spot, but the true center is located about half a mile away on a private pig farm.

A short tunnel built straight through a magmatic dike.

Dad jokes and wordplay abound in this comic fake cemetery.

All that remains of this abandoned coal town is a beautiful, haunting cemetery.

See the home and the range on which "Home on the Range" was arranged.

This early pioneer landmark is one of the oldest buildings in this part of Kansas and one of the few Dutch mills ever built in the state.

This highway overpass was named after the tragic disappearance of a young mother who got mixed up with the wrong people.

The old Route 66 town straddling Texas and New Mexico died along with the Main Street of America.

Winter and summer solstice aligned sculpture in the middle of nowhere.

A small-town limestone memorial to a local cartoonist and to Porky Pig, his most famous subject.

This roadside prairie Statue of Liberty replica is one of the foremost examples of the Boy Scouts of America's "Strengthen the Arm of Liberty" campaign.

Check out a hidden collection of vintage neon signs.

The scene of one of the darkest moments in American labor history has been left essentially untouched since the tragedy.

An Oklahoma museum that celebrates the history of the "Mother Road."

A pair of giant legs paying homage to a poem, a king, and it would seem, socks.