The gorgeous entrances into the city's underbelly look more like grand halls than subway stops.

"There's nothing there," and other lies the KGB told us.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

An encyclopedic collection of mammal penises.

Housing the famous Norwegian ice-defying 19th century polar exploration ship.

The design of this beautifully crafted building was inspired by Norwegian glaciers.

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

Home to three historic ships from the age of Vikings.

It houses the remains of a 17th-century version of the Titanic.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

What if all public housing projects had been designed by "the Pygmalion of modern architecture," not only their prototype?

This modern museum of Mediterranean culture is surrounded by a surreal concrete honeycomb.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

France's most famous cemetery, with some of its most curious tombs.

The largest madrasa in Morocco once housed more than 900 students within its exquisite walls.

Fortune tellers, snake charmers, poets, and storytellers all gather on this historic square in Morocco.

It took 40 years to build this Eden-like garden in Marrakech, later restored by Yves Saint-Laurent.

The tallest residential building in Africa is an unsettling Brutalist monolith.

A growing popular hipster market with over 100 local specialties and live music.

Over a million items cram the shelves at Africa's largest shop of used and rare books.

This garden located inside a bamboo forest once belonged to a famous Japanese actor.

Japan's largest and oldest annual procession of floats, begun in 869.

This 14th-century temple is also known as the "Temple of the Golden Pavilion" for its gorgeous gilded reliquary hall.