Hamburgers are intensely proud of their tunnel beneath the river.

Model Trains and Much More in Hamburg.

Once the tallest building in the world, this abandoned church is now a monument to the destruction of WWII.

Hidden in plain sight on a gable between two towers on the roof of shipping firm F. Laeisz' headquarter in Hamburg sits an unexpected bronze sculpture.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

Hamburg's first legal sex work is relegated to a gated street that still does not allow pedestrian women.

This red light district plaza memorializes the Fab Four and their historic connection to the area.

Pablo Neruda's custom-built lover's nest was made to remind him of the sea and named after his mistress' hair.

The largest cemetery in Chile is the final resting place for more than 2 million people, from politicians to artists.

Walk on a glass floor suspended over ancient mummified remains.

70,000 empty bottles of Coke comprise an ad seen only from the air.

A medieval wash house where people washed clothes in a river allegedly formed by the tears of a mourning nymph.

What happens when a sculptor has to find a way around a 100-year-old copyright.

Made of granite, this is a symbol of the Inuit peoples near water that expresses abundance.

One of the largest ancient geoglyphs in the world is a tall desert god used for predicting the weather.

Towns with a resource known as "white gold," valuable enough to fight a war over, now stand ghostly and empty.

A massive display of meteorites all found in the Atacama Desert.

The bizarre visions of H.R. Giger, tucked away in a Swiss medieval city.

Watch cheese-flipping robots in action at this factory and museum.

This red lake 4,000 meters above sea level is home to rare flamingos.

A desert that evokes the surreal.

This lake’s emerald green waters are a spectacular sight, but it’s not a great place for a swim.

On the outskirts of a desert trading village high on the Andean plain, steel giants have been destroyed by salt winds.