This small island, a byproduct of 19th-century canal construction, is now home to a charming Japanese garden.

Massive puppet-automaton machines created by French artist collective Machines de l’Ile.

The sunken structure looks like the victim of a catastrophic flood.

The second-largest natural arch in the Chartreuse Mountains.

A preserved oak tree about 3,500 years old found in Riga, Latvia.

This seaside pine grove features an exclusive watchtower that presents amazing views.

Rent a barrel for a personal view of where the Baltic Sea meets the Gulf of Riga.

Spend the night in 1920s Latvia in this historic recreation and movie set.

What almost started out as a spite house became an eccentric's found object masterpiece.

A once-thriving hotel in the Swiss Alps couldn't compete with climate change.

This amazing pedestrian suspension bridge in the Swiss Alps would give Indiana Jones nightmares.

Traversing steep Alpine slopes, this engineering marvel is one of the longest and highest funiculars in the world.

The most impressive of Basel's three remaining city gates.

The idyllic island where the philosopher Jean-Jacques Rousseau spent “the happiest time of his life.”

This lovely little bridge hidden in a Switzerland gorge is essentially a fairytale.

Over 3km of caverns and caves at the Switzerland-France border contain the largest underground river in Central Europe.

Part of this hotel resides in Switzerland, the other in France, and the border splits the honeymoon suite.

This long line of cement defensive wedges is named after the famous chocolate bar for obvious reasons.

This secret Swiss fortress is disguised as a harmless pink house, complete with fake windows.

Standing stones found on a construction site are re-erected.

At 929 pounds and 26 feet tall, this stainless steel fork can only be used by the likes of King Kong.

A symbol of friendship between the mountainous regions of Switzerland and Bhutan.

The largest underground lake in Europe.

Enormous, fluffy dogs frolic around this museum dedicated to a legendary Saint Bernard.