These slanted cubic abodes are a creative if odd solution to a zoning pickle.

Birthplace of the "Cat in the Cradle" and a cluster of iconic, original windmills that let the Dutch tame the seas.

A cluttered and astounding collection of antiquities and curiosities.

This statue and park honor the Swedish chemist Jacob Berzelius, one of the founders of modern chemistry.

This gem from the industrial age helps visitors and residents alike traverse hilly Stockholm.

This giant subway sculpture celebrates the fruit that inspired the theory of gravity.

Stockholm's narrowest alley is barely over two feet wide.

The discovery of an old wall led to the creation of this fascinating museum about the city in the Middle Ages.

Early habitat dioramas and home of the elusive gaff, the skvader.

This homeless brass fox tugs at your heartstrings from the foot of a Stockholm bridge.

Sweden's "good old days" painstakingly re-created in a model village.

Stockholm's deepest subway station is also a stunning ecological wonder.

The library's graceful rotunda is like a bibliophile's temple.

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

Stockholm's decidedly unique public transit system has doubled as the world's longest art gallery for decades.

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 hallucinogenic center of the ancient world.

A marvel of Byzantine engineering under the streets of Istanbul.

The largest Neolithic ruins in the world hide a notably clean prehistoric metropolis.

Roman ruins top white travertine terraces formed by ancient hot springs.

These medieval skyscrapers dominate the skyline of this small Tuscan town.

World's largest bell sits on the grounds of the Kremlin in Moscow.

This roadside attraction looks like a flying saucer parked atop the tundra.