One of the last surviving C-97s sits in a field in front of a Wisconsin inn.

Software company Epic Systems has created one of the strangest and largest workplaces of all time.

A bypass decorated with large wooden troll carvings.

A large circus museum with summer performances.

This striking art museum holds an amazing series of curiosity cabinets.

This pebble beach is so beautiful that taking its rocks is against the law.

This cave holds a surprisingly colorful variety of geological oddities.

A bizarre house filled with an astounding array of collections.

Old Tudor home moved on thick iron rails to a new spot.

These medieval tunnels provided water to the city above through centuries of civil war and plague.

Legend says these rocks used to be hunting dogs, a story that may have inspired Sherlock Holmes' most famous case.

This tangled English forest looks like something right out of a fairytale.

Go inside to really appreciate this 500-year-old technological masterpiece.

A slightly creepy gallery of plaster cast models in the same museum as Michelangelo's David.

Art and armour fill every inch of this rich kid's Italian villa.

A large grotto built in the 16th century amidst Florence's famous Boboli gardens.

A sculpture serving as an homage to Pope John Paul II.

A statue in Budapest's Liberty Square honors the former U.S. president's efforts to end the Cold War.

Museum dedicated to the terror regimes of Hungary.

Once the home of a hermetic monk, this cave now houses a small church.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

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

This Prague museum collects brutalist relics and memories from the country's former Soviet rule.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.