This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

Legacy of the earthquake that nearly wiped Lisbon off the face of the Earth.

This unreal Portuguese palace looks as though it's made from a pile of different castles.

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.

This still-celebrated home was a radical architectural experiment in 3D De Stijl.

The castle was reconstructed to fit Kaiser Wilhelm II's romanticized vision of the Middle Ages.

A copy of the Statue of Liberty greets visitors to the birthplace of Auguste Bartholdi.

Go through the looking glass in Tokyo's Wonderland-themed shop.

Once a black market electronics marketplace, now an otaku shopper's paradise.

After a profound show of devotion for his master, a dog becomes the symbol of loyalty for an entire nation.

A beautiful bamboo trail tucked in this famous Japanese Shrine.

Not quite the menace it once was, this monster still has some chops.

This 700-year-old street food market features baby octopus and soy donuts.

The 10,000 Torii shrine.

This massive wooden building contains a giant Buddha, healing pillars, and tame deer wandering the grounds.

The sound of swaying stalks in this stunning grove has been named a governmentally recognized sound.

A magical place that lets you play in and explore the world of Studio Ghibli.

This memorial commemorating fallen Swiss Guards of the French Revolution has been called the saddest stone in the world.

The bizarre visions of H.R. Giger, tucked away in a Swiss medieval city.

Sitting on an Italian hilltop is this surreal fortress built by the mad inventor of electrohomeopathy.

Old ships and machinery fill a historic harbor in the city that's home to Europe's largest port.

A modern reimagining of a medieval city gate.

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