This gem of Moorish architecture is slowly disintegrating along the coast of this charming town.

An ancient cave system in Tennessee’s Appalachian foothills converted to a 1,200-person music venue.

This now-abandoned shopping center in Playa del Carmen was built to resemble a medieval European castle.

Drink the 'Blood of Christ' in this Roman Catholic fever dream.

Kuala Lumpur’s historic single-screen cinema, transformed into a labyrinthine bookstore.

Kay Andrews's recipe was so good, her family immortalized it in stone.

The extensive collection of an amateur naturalist.

This partially buried wreck is one of the most complete of its kind but is only revealed when the sea allows.

The restored and active Victorian-era final resting place of San Francisco.

Hundreds of trees made from glass bottles make up this forest on Route 66.

An eclectic trailer park retreat in the middle of the California desert.

This private residence was the template for one of the most beloved television homes of all time.

This Los Angeles animation studio is keeping the wonder of stop motion puppetry alive.

A self-built castle made by a mysterious man.

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

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

A small canyon with petroglyphs and a seasonal waterfall, only a short hike from the remnants of old Route 66.

Inside this store, a mysterious statue draws visitors from the world over.

An important piece of history from mankind's journey to the moon sits in the lobby of a government science lab.

This small interfaith chapel lies not far from the rim of the Grand Canyon.

At an isolated roadside rest area stands a monument marking where famous Western star Tom Mix died in 1940.

Outsider Art Community.

One of the largest open-pit copper mining operations in the entire country.

Rusting dinosaurs frolic at the entrance to this roadside "snake sanctuary."