An ancient pagan site swirling with legends in the foothills of Franconian Switzerland.

Western Europe's only representation of a Roman goddess still in its original location sits in an unassuming park.

This Austrian museum celebrates the work of famous forgers and their inimitable imitations.

Magnificent New Deal Murals evoke a time when New York City harbor was one of the world's greatest and busiest ports.

A painfully obvious spy house sits right across the street from the Russian Embassy.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

For 20 years, this whale skeleton has been slowly dripping oil on the floor of the museum where it hangs.

This abandoned coliseum was intended to be a grand Nazi rallying ground before it was halted at the end of the war.

The original Uncle Sam was actually a New York meatpacker who is buried under this historic grave.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

The site of one of history's most indelible and horrific tragedies.

This hill made entirely of ancient Roman jars was simply a garbage dump to the people of the time.

New York City's smallest piece of private property.

This former Norwegian sailor's church is slowly being taken over by ramshackle robot musicians.

This ancient burial site is believed to be one of the first earthquake-protected structures in the world.

The remains of a town so thoroughly destroyed by French forces that the citizens simply left.

The Icelandic Sea Monster Museum explores the area's history of aquatic cryptid sightings.

The world's largest historic armory was established by independent citizens to defend themselves from the wars of larger forces.

This humble historic facade hides a history of boozing and the gentlemanly sport of rat-fighting.

Once a bustling fishing port, this semi-ghost town is now more than 90 miles away from the shore.

These concrete domes were installed on an Icelandic bluff to honor a very specific musical tradion.

A beautiful and classically designed villa, with an hourly infestation of monsters.

Natural mummies hidden in the crypt of a medieval French church.

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