A mysterious crater-like pond has a spooky tendency to empty and fill with complete disregard to rainfall patterns.

A blunder resulted in these charming stone-lined streams becoming the target of a Nazi bombing.

This strategic isle was once swapped between empires and almost entirely destroyed in a bomb explosion.

“It has nae lugs!”

Locals call it the "Give Peas a Chance" bridge because of its distinct graffiti.

This 15th-century fortification was built to defend bunnies.

"The Donut" was built as part of an expensive, ill-fated engineering endeavor.

This amateur-built East African church with mismatched towers is an architectural abnormality.

The last inhabitants of one of the U.K.'s most remote islands were evacuated in 1930.

A chaotic collection of coin-operated slot machines designed to delight and disturb in equal measure.

The imposing piece of artwork is a celebration of Pan-American fraternity.

The ancestral home of beloved English poet Lord Byron has a bizarre history.

The English town of Mansfield likely got its name from this enigmatic breast-shaped mound rising abruptly from the earth.

A real-life Professor Snape once taught in this Welsh university building, which students of course nicknamed “Hogwarts.”

The main gates have been locked since 1745 and will remain so until the Stuart Dynasty returns to the throne.

A slightly surreal menagerie of structures that were lovingly spared from demolition and reconstructed in a field.

The best place to acquire pea shooting fame.

The storied English village that pretended to be insane inspired NYC's nickname and the fictional namesake in the DC Comics universe.

This little-known hero has been protecting "The Fens" for close to 400 years, and now from its most powerful challenger yet: climate change.

A small village in two different countries.

A medieval relic whose great hall once hosted Mayflower pilgrims, one of Henry VIII’s ill-fated wives, and plenty of royal intrigue.

Full-scale dinosaurs dominate the forested park in the middle of Chile’s second city.

This Victorian marvel of engineering and artistic prowess is nicknamed the "Cathedral of Steam."

An enigmatic natural rock formation with a manmade passage cut through the center.