This "floating railway" is one of the world's oldest monorail systems.

Amsterdam's former hotspot for public executions and dissections.

This museum housed in a former brothel explores the past and present of sex work in Amsterdam.

This city square is home to Amsterdam's oldest church and a statue honoring Dutch sex workers.

This towering church is home to a world-famous organ and a treasure trove of medieval art.

A little sculpture with a large wardrobe.

This statue of the great Argentinian car driver is located near a famous curve of the Monaco Grand Prix.

Europe’s oldest natural human mummy.

Bell tower juts out from a village buried under a lake.

This massive statue is the personification of Bavaria and the first colossal statue of the modern period composed of bronze.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

A fearsome dragon clings to a corner of Munich's city hall.

One of the most easily accessible examples of the rare 1960s UFO houses.

Hitler's bleak vision of relaxation still stands as a mostly abandoned 10,000-room resort complex.

The last bastion of Roman presence north of the Alps looms over a German town.

An expansive complex of subterranean tunnels is all that remains of one of Europe's most formidable medieval fortresses.

Berlin's old airport.

It's always summer at the beach inside this former airship hangar.

One of the largest busts in the world celebrates the German city's erstwhile namesake.

This giant glowing "beanpole" adds much-needed pops of color to an otherwise drab power plant.

This stone amphitheater was once part of Nazi Germany's plan to promote propaganda.

Ruins of a German Castle on top of a towering stone pillar.

An ornate century-old elevator still connects the two halves of Bad Schandau.

The largest manmade caves in Europe now function as a motorbike club's headquarters.