This once-derelict building is now one of the most beautiful bookstores in the world.

The fishing boats that moor in this small lagoon enter and leave through a tunnel to the sea.

This crucial gathering spot along the "hippie trail" still displays old notes between traveling beatniks and backpackers.

Romans decided this 16th-century "talking statue" was so ugly, they named it after a primate.

This Roman arch marks the location of an ancient gate at one of the Seven Hills of Rome.

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

The middle finger of modernity.

This private skyway is filled with art and was expanded explicitly so that Hitler could appreciate a river.

The oldest operating pharmacy in the world features 800-year-old recipes.

One of the oldest and most significant collections of Ancient Egyptian archeology outside of Egypt.

An island on the Venetian Lagoon hosts this stone chair that has nothing to do with the King of the Huns.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

A menacing statue of this mythical creature can be seen at the legendary site of the monster's lair.

A crucified and bearded female saint.

What looks like a crashed Zeppelin is actually a bright, airy reading room perched atop a modern museum.

Romania's triumphal arch looks out over Bucharest.

The first modernist church in Europe.

From cartoon characters to tiny tanks, a guerilla sculptor's little bronze statues are hidden throughout the city of Budapest.

Hundreds of boat-shaped headstones fill this graveyard as part of a centuries-old custom with mysterious origins.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

A counter-culture bookstore like no other hides in plain sight in the streets of Paris.