Natural history museum celebrating biodiversity with a parade of taxidermy animals.

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

This statue was given to France by the United States to commemorate the centennial of the French Revolution.

One of Vietnam's most iconic landmarks was built by Japanese traders and is now in danger of sinking.

The walls and streets of the ancient city are peppered with penises.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

The yawning maw of this pagan visage is said to bite off the hands of liars.

Heralded as the world's first theater, these ruins are often overlooked as they reside in the shadows of the Acropolis.

The railway carts travelers to central Athens's highest peak, which offers stunning vistas of the city.

Monasteries on rock pillars, once accessible only by frayed ropes.

The hallucinogenic center of the ancient world.

This church looks more like a spaceship than a house of worship.

Explore the 500-year history of silk-making in Lyon at this museum, workshop, and boutique.

A colorful piece of contemporary art cheerfully clashes with Lyon's historical architecture.

Lyon's "Wall of the Silk Weavers" is one of the largest murals in Europe.

This ancient Roman bridge and aqueduct still stands as a wonder of classical construction.

This whimsical castle of grottoes was the labor of love of a French postman, and one of the greatest achievements of outsider architecture.

Floating swimming pool within a moored vessel.

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

A wunderkammer of mysterious objects and stories.

A narrow passage next to a cafe leads to a courtyard exploding with murals, tags, and paste-ups.

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

Started as a kitchen garden, now the second largest botanical garden in the world.

A steampunk-styled three-floor factory churning out art, activism, and electronic beats.