Germany's longest suspension rope bridge.

While most bridges allow roads to pass over water, this one allows water to pass over a road.

This enormous censer uses a pulley system installed over 400 years ago.

This former limestone quarry is now a subterranean wonderland of grand stonework.

Rare wooden escalators lead deep down into an otherwise staggeringly monotonous tiled tunnel.

The legendary giant's severed hand sits on Antwerp's popular shopping street.

This statue dedicated to the story of a Flemish boy and his dog was relatively obscure in Belgium, but a cult sensation in Japan.

According to this bar, God gave an “11th commandment” to Antwerp: Thou shalt drink beer.

Berlin's old airport.

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

The largest free-standing aquarium in the world resides in a hotel lobby in Berlin.

This giant radio telescope would be a rusting ruin if it hadn't become such a beloved relic.

This hotel was once home to a steamliner company and became the final rest stop for Europeans heading to the New World.

Old ships and machinery fill a historic harbor in the city that's home to Europe's largest port.

A radio telescope for listening to the stars, based in one of the cloudiest countries in the world.

The 20-mile causeway that separates the Netherlands from the sea.

The birthplace of most all of Europe's space missions is here on the Dutch coast.

A statue of the second-tallest Dutchman in history.

The tallest waterfall in the Netherlands is a lovely, stepped feature that is only 50 feet tall.

Go inside a revolutionary, cage-less zoo where 35 species live and some of them roam free alongside their human visitors.

Incredible labyrinth of man made caves.

Rich with fauna and flora, nature-lovers can walk across the sea at this UNESCO World Heritage spot.

A grassy pyramid named after a French battle.

The world’s first interactive human body museum also serves as a chair for a giant orange man.