There are lots of hands and feet stamped in the cement in front of Grauman’s Chinese Theater, but Mel left behind something extra.

No matter what it might seem like on film, most scenes filmed on a plane are filmed at this LA studio.

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

A wunderkammer of mysterious objects and stories.

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

Fall down the rabbit hole into a surreal journey of human consciousness "from ass to soul."

This classic restaurant features a gorgeous mirror-clad room.

The original burial place of this preeminent 18th-century Jewish philosopher was razed by the Nazis.

Once a path for Jewish funeral processions, this unassuming alleyway is rich in local lore.

Inside this Jewish cemetery is a memorial to soldiers who deserted the German army and were executed.

Visitors can explore the role of mysticism throughout the ages inside this interactive museum of magic.

These former Nazi anti-aircraft towers offer a singular view of the north of Berlin in the summer, and a sanctuary for bats in winter.

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

This conical hill was built as a testing ground for an engineer known as the Glider King.

A misnamed well, with a deep dark past.

A pair of connected skyscrapers form this symbolic gateway.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

A series of caves under Castle Hill that once held the prisoner Vlad Tepes, better known as Count Dracula.

The history of occult science is turned into a creepshow at this lurid Prague tourist attraction.

Established in 1638 to battle the Black Death, Hortus Botanicus Amsterdam is a treasure trove of rare flora.

An Amsterdam street lined with antique shops each one dedicated to a different obscure collection.

At the United Kingdom's only residential library you can sleep among the books.

A look into the Church of Scientology's deeply unfavorable view of psychiatry.

World's largest collection of serial killer artwork and other macabre exhibits.