The world's largest second-hand graces a clock surrounded by constantly changing flower beds. 

A Sri Lankan tea factory's ironic take on the Los Angeles landmark.

A market built atop boats is one of the few floating holiday markets in Europe.

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

An ancient Viking runestone hidden in plain view in Stockholm's old town.

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

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

A sanctuary for wolves in a community which once trembled in fear of the murderous "Beast of Gévaudan."

The world's most famous cheese caves.

The world's tallest bridge is also possibly the most elegant.

The world's largest boar is a huge steel titan found at a French rest stop.

A dramatic art installation features a BMW flying out of a building in Rotterdam.

A modern reimagining of a medieval city gate.

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

A bridge that has seen many reiterations over its lifetime.

The largest airborne operation in history was launched to capture this bridge.

This historical Netherlands fortress still bears the marks of its single siege.

Incredible labyrinth of man made caves.

Visit a surreal landscape so otherworldly NASA actually used it to train the Apollo 17 crew.

An ancient stone fortress considered by many to be the eighth wonder of the world.

This elaborate temple was built around one of the Buddha's teeth.

Only the foundation remains of the rest stop building that was hit by three large tsunami waves, killing 47 visitors.

This fort dates back to 1588 and was colonized by the Portuguese, Dutch, and English and sits prominently on the Indian Ocean where azure water lap the coast.

Despite centuries of architectural innovation, this French castle is being built like it's the 13th century.