Europe's "only museum dedicated to the decapod" is full of quirky and absurdist displays, including one featuring the "famous" Giant Crab of Margate.

Stenciled handprints and wall paintings dating back 10,000 years, some of the earliest forms of cave art.

In the foothills of the lesser Caucasus, a centuries-old fortress still stands.

Just your average Marie Antoinette–themed speakeasy in an abandoned 19th-century subway tunnel.

The bizarre headgear looks like it was made for a fool, not a king.

This carved stone slab marked the grave of a local dragon slayer, who makes a killer pie.

This igneous rock monolith towers above the surrounding landscape just outside the Nigerian capital.

The purported world's shortest international bridge connects a homeowner in Canada to his backyard in New York.

The little bear in the "funny kind of hat" has made his way from London back to Peru.

This rock was donated to the museum by an inspired young visitor.

An unsettling sculpture of a boy hanging out in a street in Ghent has been baffling visitors for years.

Moss and stone turn this waterfall into an otherworldly liquid veil.

A stairway to heaven, or to nowhere at all.

A retired firefighter created this contraption so he and his family wouldn't die if accidentally buried alive.

The archeological ruins of the ancient fortified city of the mysterious Teotenanca civilization.

A tiny monument to the classic American candy.

One of the cave cities of Crimea, built by the Goths in the sixth century.

A remnant of the original World Trade Center complex continues to serve as a commuter gateway.

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

Twisted trees shaped by coastal winds make this woodland look like something from a spooky story.

Aged nearly 1,700 years, the world's oldest bottle of wine is probably still drinkable.

The only ancient site that remains on the south bank of the sacred Ilissos river.

A woodland close to England's "most haunted village" has been the site of many unexplained events and deaths.

A micronation on an islet along the coast of a Portuguese island.