Who needs fancy modern water slides when this giant North Carolina rock works just as well?

A sculptor's dream castle turned fantastical ruin.

An abandoned village that doubled as "The Hunger Games"' post-apocalyptic wasteland is up for grabs.

These eerie outliers of the lightning bug family glow a mysterious blue color.

The holiday spirit lingers year-round in the "Christmas City of the High Plains."

This Colorado hiking trail provides a small gold mine of abandoned gold mines.

At this Denver landmark, the meals are compulsory, the sopapillas are complimentary, and the insanity is everywhere.

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

This "zoo" is a cross between a junkyard and a sculpture garden, featuring animals you won't see anywhere else.

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 largest self-built castle in the U.S., six decades in the making.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

Crystal clear lake with a shoreline of travertine located in a Colorado canyon.

Wondrous sandstone hoodoos where Native Americans collected clay for pottery, 9,000 years ago.

Run by members of the Tohono O'odham Nation, this community farm nurtures traditional desert cultivars.

Hike the unusual hoodoos and rock formations that form this little-known natural wonder.

This small, unassuming street is now a canvas for color and creativity.

A once popular resort—said to be the vacation spot of gangster Al Capone—now remains abandoned in the woods of Arizona.

The remote resting place of a notorious Wild West outlaw whose death is shrouded in mystery.

Legend says train robbers stashed their gold within the depths of this unusual cave.

The eroded core of an ancient volcano is now accessible by a short hike.

More than 300 years ago, a revolt at this Hopi pueblo shaped the future of the American Southwest.

A partial tunnel blasted into a steep ridge is all that remains of a failed railway across Arizona.