A unique Holocaust memorial tells the personal stories of the Jewish residents exiled from greater Berlin.

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

A wunderkammer of mysterious objects and stories.

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

A slice of central Asia in the middle of Berlin.

Started as a kitchen garden, now the second largest botanical garden in the world.

An eerie, derelict amusement park in Berlin.

Colorful murals by Jean Cocteau hide within this peaceful London sanctuary.

This secluded walkway overlooks a magnificently wild London green space.

Richard III supposedly disposed of his nephews' bodies here in an effort to seal his claim to the throne.

This 1920s Dutch barge is now a floating bookstore.

A Victorian natural history and ethnographic museum with wonderful turn-of-the-century, science-book-esque evolution displays.

A cluttered and astounding collection of antiquities and curiosities.

A mysterious artist-run cabinet of curiosities and library.

Several plaster noses are hidden in plain sight around London's Soho neighborhood.

A tongue-in-cheek arcade where the games are based on everyday life.

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

Site of the first hot air balloon flight conducted by the first English balloonist.

The fantastic charm of England's oldest botanical garden has made it a place of writerly inspiration for centuries.

Ancient Egyptian wigs, South American feather headdresses, a bounty of anthropological artifacts in Oxford.

J.R.R Tolkien, C.S. Lewis, and other "Inklings" met at the Oxford pub to discuss the now legendary fantasy stories they were writing.

An Oxford museum where visitors can have tea with the Mad Hatter and climb through the wardrobe to a fantasy land.

This hidden green space is the city's second largest conservatory.

A special shop catering to the needs of things that go bump in the night, and also helps kids become writers.