A small town hallucinates en masse - Bad bread, or CIA science project?

Avant garde house of Pierre Cardin on the Cote d’Azur.

A lover's walk between hilltop towns, decorated with graffiti love notes.

Five candy-colored villages on the Italian Riviera.

This deceiving white sand beach gets its brilliant hue from the chemical discharge of a nearby factory.

These medieval skyscrapers dominate the skyline of this small Tuscan town.

The only visible reminders of an elaborate engineering project that kept the tower from reaching the tipping point.

Fortified medieval tower house with lovely roof garden.

100 year tradition of fist fights, marked by marble footsteps.

Go inside to really appreciate this 500-year-old technological masterpiece.

A wunderkammer of gold and silver reliquaries and ancient saintly bones.

An ancient knight and a symbol of the city's freedom.

Longest fortress system anywhere in Europe.

This salt marsh in Southern France is as pink as the flamingos that inhabit it.

This tiny river island switches sovereignty every six months as part of a rare, centuries-old agreement.

The world's tallest bridge is also possibly the most elegant.

A 14th century bridge built as a fortress, where the devil lurks on one of its towers.

There is a strange little carving of a person seemingly crushed by a pillar behind the remains of St. Thomas Aquinas.

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

The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

This bridge was constructed from the rubble of the infamous Bastille.

According to the Guanches, the aboriginal people of the Canary Islands, the king of evil lives inside this volcano.

Réunion Island's highest point is a 2 million-year-old volcano and a paraglider's paradise.