Most famous work of one of Frank Lloyd Wright's sons.

Established in the '60s, a family-owned tropical drink bar founded by Ray Buhen, bartender to the stars.

Resting place of Hollywood's immortals is also site of summer film screenings.

Medical and zoological curiosities for sale.

The legendary building that needed ghostly approval before being built.

During prohibition, corrupt city officials ran drinking dens under the streets of Downtown Los Angeles.

An 80-year-old plane tree is devouring an iron bench at Ireland's oldest law school.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

Huge standing stones mark a site of megalithic mystery.

This Irish show cave is said to have been the site of a Viking massacre that claimed 1,000 lives.

A floating cat sanctuary on an Amsterdam canal.

An abandoned swimming pool decays on the outskirts of Berlin.

When German-Iraqi relations broke down, this embassy was vacated post haste.

Floating swimming pool within a moored vessel.

Blitzkrieg bop your way through Berlin's Ramones Museum.

An abandoned NSA listening post on Berlin's "Devil's Mountain."

A collection of abandoned typographic signs from Berlin and beyond.

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

A museum dedicated to the history of a terrifying secret police is now held in their former headquarters.

A slice of central Asia in the middle of Berlin.

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.