The largest Art Nouveau complex in the world is a Barcelona hospital with a 600-year-long history.

Gaze upon chocolate sculptures depicting everything from chariot races to Gaudí's famous church at this shrine to sweets.

This museum explores the history of the city's public transportation. Its collection includes the world's oldest preserved electric trolley car.

A museum specifically dedicated to the Trabant, one of the iconic automobiles of the GDR.

The best bagels in Berlin are tucked away in an independent bookstore.

For more than 170 years, this family-run bakery has been serving Berlin’s best Baumkuchen, or “tree cake.”

Dine at a legendary after-hours joint frequented by David Bowie and Iggy Pop.

Germany's Glienicke Bridge has a shady history of clandestine meetings, espionage, and spycraft.

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

Residents of Berlin take their coffee and cake in one of the city’s most restful spaces: a cemetery.

This little museum is making sure that the art and history of the graffiti sticker is not scraped from history.

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

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

This World War II bunker now survives as a documentation of the Nazi regime and war crimes.

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

A collection of abandoned typographic signs from Berlin and beyond.

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

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

A wunderkammer of mysterious objects and stories.

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

The oldest family-run luncheonette in New York, last renovated in 1948, still serves food and drinks the old-fashioned way.

Fonts are born and bred here at the oldest letterpress type foundry in the United States.

Bring your own cardboard to the slippery slopes of concrete hidden in a neighborhood park.

A psychedelic labyrinth on the San Francisco bay.