Shaped like a big top tent, this memorial honors the victims of a terrible train wreck.

An enormous pink granite batholith, long attributed with spiritual powers by the Tonkawa Indians.

Victims of the Webster Massacre are buried here in a mass grave.

Fantastic collection celebrating the final send-off.

A private collection of massive steel monsters guarding a Texas pipe works.

A collection of massive stacked rocks in Texas includes a snarky note on the benefits of modern technology.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

Mysterious glowing orbs float through the desert night.

World's largest collection of serial killer artwork and other macabre exhibits.

Circus cemetery for all the “showmen under God’s big top.”

Hike the ruins of a zoo that was shut down by an unsolved murder.

The final resting place of the most famous outlaw in the Old West.

A clear blue swimming hole with hidden caves, still unexplored.

The remains of Abó, Gran Quivera, and Qurai are monuments to the long, complicated history of the Indigenous people of the Southwest.

A fiery crater has been burning in the Karakum Desert since 1971.

The final resting place of infamous outlaw Clyde and Marvin Barrow.

The final resting place of an outlaw, whose legend grew after death.

This eerie sculpture overlooks what was known as the Road of Bones under Joseph Stalin.

A wacky, UFO-shaped house in a suburban neighborhood.

It's where the final scene of the beloved Tom Hanks movie was filmed.

This water tower slanted at an uncomfortable angle off the old Route 66 was an ingenious marketing ploy.

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

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

A little-known, yet charming glacial lagoon.