Dug as a secret royal escape route, the tunnel became a wartime bomb shelter and dumping ground for vintage cars.

Skulls from the plague of 1656 and World War II bombings are united by a cult dedicated to caring for the ancient dead.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

A former Roman town that was once the home of Scipio Africanus.

The remains of the left arm of the levitating philosopher-saint are kept in a 13th-century Neapolitan basilica.

This natural hill rose another 130 feet from the debris and rubble added after World War II.

This old wooden funicular railway leads to a cemetery in the forest.

Inside this discotheque resides a unique memorial dedicated to one club-goers favorite pet.

This spire on an Austrian mountain is wrapped around a long spiral slide and has the world's tallest wooden observation deck.

The world's most important buildings shrunk to a tiny size.

This virtually windowless mass of smooth concrete is the only Catholic church in the city.

This World War I fortress is the perfect place to catch a Montenegrin sunset.

This exclusive resort has completely covered a tiny Balkan island in a 5-star warren of guest rooms.

This charming, hidden guild museum holds some 700 years of crossbow history.

Theme park featuring miniature replicas of European monuments.

This house's itty bitty size means no humans allowed.

The world's first museum dedicated to the work of game-changing naturalist Charles Darwin.

Immortal combat in a Moscow museum.

Dr. Strangelove-esque tours reveal the inside a bunker once reserved for Stalin himself.

This Russian diner is staffed entirely by twins.

A monument to Malchik, a stray dog who lived in a Moscow metro station until his tragic death.

A 360 degree battlefield experience.

Former estate of Lenin, now home to his death mask.

Its front wall is striped with a menagerie of fantastic beasts and magnificent monsters.