Buildings that dynamite couldn't bring down were abandoned because of bathroom issues.

Largest man-made excavation on earth!

Come for the speed, leave in love with the desert.

The liveliest ghost town in the state.

A sculptor's dream castle turned fantastical ruin.

Increasingly decayed figures stand as a powerful reminder of the human costs of Czech Communism.

This historic railway museum may have lost its passengers but not its love for trains.

The US Navy's only submarine museum is also home to the world's first nuclear submarine.

This simple apartment may have inspired some of the most important theories in the history of science.

The final resting place of the world's first nuclear reactor.

A fortified city, home to a remaining population of five families

The concrete shell of an industry giant remains as a playground for graffiti artists, auto scrappers, and paintball warriors.

This memorial commemorating fallen Swiss Guards of the French Revolution has been called the saddest stone in the world.

A war-torn Olympic relic is being overtaken by graffiti and nature.

A former gold rush boomtown has managed to stay in business for over 100 ramshackle years.

The ravine where Jesse James supposedly performed an impossible jump to evade capture.

A glacier pocked with ice caves and surrounded by rainforests.

An Italian geologic wonder that served as the inspiration for the landscape of Dante's hell.

The world's largest man-made underground caverns offer unparalleled underwater wonders.

Long before guestbooks and hotels, frontier travelers signed their names on this rock face.

Home to 10,000 medical specimens including the remains of Rudolf Virchow's extensive collection of pathological specimens.

This castle was established by the 4th Duke of Montrose and is connected to the Buchanan Clan.

A centuries old castle atop a dormant volcano houses museums devoted to both women and witches.

Largest island in the Baltic Sea experiences such idyllic weather that roses bloom in the middle of December.