What started as a tongue-in-cheek shrine is now a full-blown museum celebrating "The Hoff" and his longtime love affair with Berlin.

The bunker where Hitler took his own life is hidden under this deliberately ordinary parking lot.

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

A wunderkammer of mysterious objects and stories.

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

A narrow passage next to a cafe leads to a courtyard exploding with murals, tags, and paste-ups.

A state-of-the-art medical facility from the Imperial era is now a derelict ruin.

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

A tour of underground Berlin takes you through WWII air raid shelters and tunnels used to smuggle people out of East Germany.

A whimsical and twisted animatronic monster tour beneath the streets of Berlin.

An eerie, derelict amusement park in Berlin.

One of the most remarkable caves in all of Iceland was created by a once raging river of lava.

This volcanic cave lake is essentially hard proof that Iceland is the most magical place on Earth.

This verdant, tree-lined Reykjavik graveyard is both enchanting and eerie.

This elderly couple's hand-picked collection of rare gems is one of the finest in all of Iceland.

A trio of hidden hot tubs takes advantage of Iceland's natural geothermal vents.

This hobbit-y little hot spring may be the oldest spring used by humans in all of Iceland.

Iceland's first pagan temple in 1,000 years is underway in Reykjavík.

Hundreds of stone stairs and a winding medieval bridge connect this haunting Spanish island to the mainland.

A living art gallery painted on a canvas of Monterey pine trees.

Ring the bell to enter a bar that looks equal parts museum and old curiosity shop.

A garden in Lisbon filled with giant porcelain creatures.

The world's oldest bookshop still in operation.