A modernist landscape of water and sci-fi concrete.

An emerald-green grotto just a short trip from Austin.

A popular swimming hole that hides one of America's most deadly diving spots.

Germany's last remaining Lenin statue has become a lightning rod of debate about the country's divided past.

This mysterious pig iron pillar does not rust, despite being weathered by the elements for centuries.

Shimmering sea-colored mosaics and Jesus statues cover this opulent building.

For centuries, Germans have been dancing in trees.

A remarkable two-country morph, this town is part of Germany legally but is by all other measures Swiss.

A city's controversial tribute to its founder depicts townspeople flashing their bare behinds.

This proud Teutonic warrior rises out of a German forest heralding a victory and measuring lightning.

A century-long search for a church that was never there.

The oldest trees in Northern Germany.

According to legend a man pooped out the window of this tower to prove that it was straight.

A Neolithic burial site erected around 3000 BC.

Medieval ruins on a tiny island amid a flooded lake offer romantic respite to lovers seeking privacy.

A steam powered train that runs on city streets.

This ancient oak tree plays matchmaker for singles willing to branch out from the usual dating scene.

Giant wind turbine with observation deck at the very top.

One of the most well-known city festivals in the world.

The largest brick bridge in the world.

This historic funicular system combines the old with the new while offering delightful views over the surrounding valley.

According to a satirical conspiracy theory that persists today, this German city of 300,000 is a hoax invented by the CIA.

A memorial for a young woman and her ghost, which are claimed to have caused countless deathly shipwrecks.

Carved fountains poignantly placed in parks and in front of special monuments.