This museum promotes informed contraception by documenting its often secret past.

The former private quarters and office of Dr. Sigmund Freud now hosts a museum housing the works of the founding father of psychoanalysis.

This series of Baroque passageways in Vienna's cultural center mix old architecture with modern art.

Beautiful Austrian natural history museum with carved ceilings and row after row of ancient taxidermy.

The Habsburgs' royal collections of art and wonders.

A museum filled with tiny, adorable versions of the mighty Royal Danish Navy.

Danish tourist destination well known for open stalls where vendors sell marijuana on the street.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

Copenhagen's celebrated theme park and gardens.

Museum dedicated to the terror regimes of Hungary.

A series of caves under Castle Hill that once held the prisoner Vlad Tepes, better known as Count Dracula.

Europe's official "zero-level," the equator of elevation.

An Amsterdam street lined with antique shops each one dedicated to a different obscure collection.

The medieval town's star-shaped walls are geometrically dazzling, though not entirely impenetrable.

A unique seaside cave where Aleister Crowley faked his own death.

150 or so scrounged-up lamps, chandeliers, and lanterns light up this alley in central Athens.

This ancient Greek place of assembly and marketplace is being revealed layer by layer below the modern Athens cityscape.

A minotaur, a labyrinth, and a dubious restoration pull in visitors from around the world.

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

One of the tallest waterfalls in Africa is also home to a population of monkeys who enjoy the waters and the occasional guest.

Take a hidden path to the mouth of the cave to watch millions of bats swarm at sunset.

A former French military respite turned jungle tourism hotspot.

This Canary island is a quintessential example of nature’s beauty, and its unbridled fury.

Want to properly offend a king? Sculpt a giant hill figure in chalk of him riding out of town.