The abandoned funicular tunnel was a secret base for the BBC during World War II.

Don't be fooled by this fake medieval facade even if it is almost 300 years old.

Created by one of England's most prolific labyrinth designers, inspired by Bath city history.

This picturesque horseshoe weir was first built in the 1600s to prevent flooding in the town of Bath.

With lush plants and flowers, huge trees, ponds, and hidden monuments, this place feels a bit like discovering Narnia.

Eighteenth-century home, where Herschel discovered the planet Uranus.

A former plague hospital turned medical museum.

Peek through a transparent pyramid and drink in the mountain made of books.

It's unclear what caused the fire that led to this opulent hotel's demise.

These ruins reveal the remarkably intact layout of a Roman marketplace.

Only museum in the world devoted to bookbinding and book arts holds a permanent collection representing five centuries.

Tintin's creator is celebrated in an immersive museum that's an astounding work of modern art.

A wunderkammer of mysterious objects and stories.

A collection of abandoned typographic signs from Berlin and beyond.

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

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

Someone loved this song enough to carve all of its lyrics onto a tree trunk in a Berlin park.

Blitzkrieg bop your way through Berlin's Ramones Museum.

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

One of the world's heaviest musical instruments towers within a popular urban park.

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

Home to 10,000 medical specimens including the remains of Rudolf Virchow's extensive collection of pathological specimens.

A memorial in the Tiergarten is a reminder of the suffering inflicted on homosexuals by the Nazi regime.

Berlin's natural history museum houses the world's largest mounted dinosaur and the late beloved polar bear Knut.