A focal point of the Cuban government, this city square features one of the most iconic images in the country.

A colorful narrow alley in Cuba is full of street art and sculptures made of found objects.

In terms of history and architecture, this is one of the most remarkable cemeteries in the world.

Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

Breathtaking and huge 430 year old maps of Italy.

The Swiss artist's bulbous and overgrown shape-shifting sculpture controversially graces the center of Bern.

A nearly 500-year-old sculpture depicts a man eating a sack of babies, and no one is sure why.

This statue pays tribute to the iconic musician in the place where he recorded his final studio album.

An ever-growing literary collection housed in the apartment where the Russian author penned his final novel.

Once frequented by heavyweights of the Russian arts scene, this café is stuck in the 1800s.

A 250-year-old timepiece-automaton adorned with golden mechanical birds, which still sing to this day.

St George's Leprosy Museum depicts the gruesome afflictions of those suffering from the disease.

Potato-peeling mannequins, Inca art, and a dangling tuber mobile help trace the history of fries at this Belgian museum.

Incredible labyrinth of man made caves.

A floating cat sanctuary on an Amsterdam canal.

This statue of the great Argentinian car driver is located near a famous curve of the Monaco Grand Prix.

The floor of this spectacular Baroque sanctuary is covered in memento mori.

An expansive complex of subterranean tunnels is all that remains of one of Europe's most formidable medieval fortresses.

This ancient Irish tower could easily have stood in for Rapunzel's prison.

This legendary city has been a tourist attraction for centuries.

This ancient Greek place of assembly and marketplace is being revealed layer by layer below the modern Athens cityscape.

The hallucinogenic center of the ancient world.

Monasteries on rock pillars, once accessible only by frayed ropes.

The bunker where Hitler took his own life is hidden under this deliberately ordinary parking lot.