A vista of the city and sea from atop the little-known viewing deck on an unassuming Columbus statue.

These medieval tunnels provided water to the city above through centuries of civil war and plague.

This tangled English forest looks like something right out of a fairytale.

This ancient bridge made of stone slabs is said to be reserved for the devil to sunbathe.

This sculpture marks the spot where one of the greatest Roman rulers was proclaimed emperor.

A whale rib was used to advertise the store by the arch that offered exotic goods from far away.

Pilgrimage site for star-crossed lovers.

On the shores of Lake Garda, the ruins of a Roman villa that allegedly belonged to the poet Catullus.

One of the most well-preserved castles in Italy also contains a rare medieval example of a port fortification.

A stunning hermit's shrine on a steep rocky spur in Northern Italy.

Europe’s oldest natural human mummy.

A climbing route in the mountains of Italy’s Dolomites, built for soldiers during World War I.

This colossal couch is an unlikely monument to Europe's first female Doctor of Law.

CERN's beautiful, bending sculpture is a tribute to the spread of knowledge.

The world's longest and deepest train tunnel.

The World Wide Web was created in this nondescript corridor at CERN.

A tiny rural community in Switzerland was home to one of history's most shocking murders, and led to the banning of Absinthe for nearly a century.

A 200-year-old tavern challenges guests to finish a glass of wine while hanging from a ceiling beam.

An unusual vending machine designed to support mourners during funeral ceremonies at Zurich's largest cemetery.

Artworks by loners, prisoners and the criminally insane.

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

This historic covered bridge contains a series of macabre paintings that communicate one thing: everyone dies.

Large Hadron Collider and the Birthplace of World Wide Web.

This memorial commemorating fallen Swiss Guards of the French Revolution has been called the saddest stone in the world.