The famous winding walk at Chartres is surrounded in mystery and myth.

A mosaic-tiled house built by graveyard sweeper Raymond Isidore.

This ancient subterranean megalopolis is known for the hot oil traps that were installed above each of its entrances.

This fairytale castle was built as a show of power but was nearly torn down thanks to its history of torture.

This collection of over 50 murals celebrates Brussels' rich history as the self-proclaimed home of the "comic strip."

This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.

Ancient serpentine sacrifice holder that has stood the test of time.

A fountain standing as a testament to a doomed alliance.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

The most iconic structure in Scotland has been home to bishops, colonels, and Sean Connery characters.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

This stately monument has been wearing a traffic cone hat for decades much to the delight of the locals.

An optical Illusion once believed to be an electrical phenomenon.

One of Ireland's most infamous prisons for rebels including men, women and children.

The final resting place of soldiers' loyal canine companions.

Mountain where Jesus was first tempted by the Devil.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

This cemetery features modernist statues as strange as its name.

This one has sailed five times as far as Sir Francis Drake's famous ship.

The world's northernmost aquarium looks like it has fallen over.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

The topiary maze at the Habsburg hunting lodge.

Apartment complexes built into huge repurposed natural gas tanks.

A spherical "micro-nation" in the heart of Vienna.