An oddities shop packed with twisted treasures inspired by Oscar Wilde and Edgar Allan Poe.

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

The former Nazi Germany concentration camp stands as a museum to remember this dark chapter in European history.

Stockholm's decidedly unique public transit system has doubled as the world's longest art gallery for decades.

An extraordinary "City of Caves" carved from solid stone.

Time has stopped at the house where Gandhi died.

The world's longest known cave system.

Pirates had to be ousted from the land where this now ruined Louisiana fortress was built.

A 56-foot tall statue of the god of fire looks out over Birmingham, Alabama.

Booker T. Washington's home at the Tuskegee Institute was a gem of splendor.

Monument to the cotton-destroying boll weevil.

One of the longest water bridges in the world was built over a supposedly haunted swamp in Louisiana.

The oldest cemetery in New Orleans, resting peacefully for over 200 years now.

This float factory takes the mask off of Mardi Gras and lets visitors see where the magic happens.

Beneath the impressive baroque cathedral that rises from the center of Berlin lies the largest collection of Prussian royals in the world.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

Where once there was a train station bathroom, there is now this German burger joint.

Metro station with a claim to rock n' roll fame.

This Dresden church was purposely rebuilt Protestant after being demolished in World War II.

Go surfing on this urban wave, "hacked" by local surfers.

From toys to kettles to scientific instruments, this German museum celebrates the beauty of 20th century design.

The "Prussian Versailles" that is as glorious today as when it was built.

This futuristic German spa allows visitors to float in a pool of salt water while zoning out to underwater techno.

An old department store turned Nazi prison turned artist commune.