An eerie, derelict amusement park in Berlin.

From grand battles to daily life, this Spanish museum offers a view of world history in miniature.

Commonly acknowledged as the only public monument to the Devil himself.

This dreamlike museum is filled with the works of an influential surrealist artist whose name you may have never heard.

The world's largest collection of fine-scale miniatures and one the nation's largest collections of antique toys.

These unique toilets feature transparent glass covered in PDLC film.

A nearly 500-year-old sculpture depicts a man eating a sack of babies, and no one is sure why.

The Cathedral of Salamanca has a number of unusual carvings but none so surprising as a modern astronaut.

Every color in the rainbow awaits.

Hot springs monkey spa in the middle of Hell's Valley.

An exquisite tunnel of cascading flowers.

On Japan's Tashirojima Island, cats are king.

Where dogs like the rare "Fire-Tailed Border Cocker" run free on the mountainside.

This is the oldest Roman-made bridge in the city still existing in its original state.

Paris' linguistic guide to the international language of, yes, love.

The "Greatest Sewer" of ancient Rome is one of the oldest sewer systems in the world, and is still in use.

A hospital where antique dolls are given new life.

2300-year-old Roman road connecting the empire.

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

Architectural monsters are devouring this palace's every door and window.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

An alchemist's "magic door" stands in the middle of a Roman park.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

These are probably the most beautifully-crafted toilets you've ever seen.