This 3,800-year-old site contains markers used to study the movement of the sun and moon and create a lunar calendar.

One of the smallest towns in the United States.

Named for the DeFoe novel inspired by a stranded sailor, this island is known for its rare plants and extreme beauty.

This ancient temple is set up to take you on a pilgrimage of self.

An unfinished tomb carved into a giant boulder in the Arabian Desert.

At high tide this strange footbridge appears to have no purpose whatsoever.

A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.

An abandoned underground bathroom is now a space for public art.

This award-winning men's bathroom was just too beautiful to not allow women to see.

A palatial art deco restroom.

The fanciest public restroom in New York City boasts fresh flowers, art, and a classical music soundtrack.

A vault of safe-deposit boxes in an old bank has been repurposed as a time capsule of Hispanic culture.

Behind one of the world's most impenetrable vaults is a massive collection of retail silver.

An abandoned resort in North Macedonia is a relic from the Communist Party of Yugoslavia.

One of Frank Lloyd Wright's final works was this UFO church.

The decaying remains of a once-luxurious Soviet spa town.

An abandoned beach resort in Normandy reclaimed by artists.

The once-grand remains of this resort are slowly turning into the strange ruins of the future.

The world’s highest ski resort was deserted after an 18,000-year-old glacier melted away.

Handsomely crafted representations of our round planet.

The crypt of the imposing Stephensdom holds royal intestines and thousands of skeletons.

This tiny square mile of Canadian sand was once considered the world's smallest desert.

A magical sinkhole on the Yucatán Peninsula is adorned with mini waterfalls and hanging vines.

Raging waters have created a strange geological site that looks like something off of a progressive rock album cover.