Climb inside an iron crystal magnified 165 billion times its normal size.

Theme park featuring miniature replicas of European monuments.

The ancient latrines of the Greeks, in all their public glory.

A charming beach town in Turkey captures all the colors of the rainbow.

This no man's land slicing through the island is strewn with abandoned relics of another time.

Construction of Barcelona’s iconic (but controversial) church was finally completed in 2026—a century after the death of its architect.

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

Paris' linguistic guide to the international language of, yes, love.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

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

The video game-themed street art first popped up in the French city.

The highest point in Belgium is a staircase to nowhere.

Museum covers every step of the chocolate-making process, from cultivation to the finished product.

A beautiful maze marks where three countries meet.

The tallest mountain in mainland Netherlands isn't actually very tall.

Descend into the tunnels to experience the life of a coal miner.

A set of parking garage escalators doubling as a historical overview of Rotterdam.

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

A natural arch carved by a river gave its name to the so-called "Cave of Forgotten Dreams."

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

Thousands of flamingos and other bird species flourish in these Camargue wetlands.

No shoes allowed on this trail, which is designed to be experienced barefoot.

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

Incredible labyrinth of man made caves.