The only structure left with direct ties to the Salem witchcraft trials of 1692.

The longest non-mortared wall in the country is one man's tribute to his displaced Yuchi ancestor's five-year journey to her homeland.

The only freestanding table rock formation east of the Mississippi.

A turn-of-the-century architectural marvel built on healing mineral springs and salt licks.

Ruined pieces of stone and a swimming pool are all that remain of an amusement park swept away by a flood.

This former tuberculosis research hospital endeavored to cure the dreaded disease with fresh air and positive attitudes.

Home of an evil witch famous within southern folklore.

An antique narrow gauge railway line still running through the Colorado and New Mexico mountains.

Each year, teams of the world's best snow sculptors have 65 hours to create frozen masterpieces.

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

Explore some of the most unique vehicles in history along with a cast of unsettling mannequins.

While most of the games in this arcade take quarters, that would have been a small fortune when they were made.

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

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

Thanks to a quirk of elevation this gift shop produces magic doughnuts that are found nowhere else on Earth.

When ecosystems collide in the arid Southwest.

Once a mortuary that held the remains of Buffalo Bill, this Denver hotspot is now a death-fixated restaurant.

This modern antique shop is a museum for 1980's Saturday morning cartoon culture.

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

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

A 200-year-old prison that now houses a peculiar crime museum.

This Nazi ruin was the site where Hitler was almost blown up by a suitcase bomb.

A fairytale Gothic castle steeped in Nazi treasure conspiracy theories.

This open-air museum was originally a World War II testing ground for German missiles and rockets.