This medieval manuscript collection has some of the most obscure and ancient texts in the world.

A geological oddity topped with a 2,000-year-old pagan temple.

Huge stairway leads to this massive gallery.

This little medieval church hidden in the center of Yerevan was lost and rediscovered—twice.

Despite producing just a handful of movies, a brave and lyrical filmmaker has an entire museum dedicated to him.

Destruction from Armenia's 1988 earthquake inspired an artist's sculptures of scrap metal.

These ruins of a Soviet children's railway station have a haunted atmosphere.

The largest caravanserai in Cyprus also includes amazing examples of Ottoman architecture.

This sea stack in Cyprus is traditionally seen as the birthplace of the goddess Aphrodite.

This no man's land slicing through the island is strewn with abandoned relics of another time.

A gigantic teapot sitting on top of a parking garage in the center of Utrecht.

Gustave Eiffel's masterpiece until the Eiffel Tower was built.

This magnificent castle grew from a small Moorish fortress, and reportedly inspired two iconic Disney castles.

One of the few remaining ancient aqueducts described by Frontinus as 'the most solemn testimony of the Empire.'

This 40-meter waterfall of light graces one of the most iconic stations in the Madrid metro network.

This unassuming bookstore in the heart of Madrid is one of the oldest in Spain.

An ancient Egyptian temple in the middle of Madrid, Spain.

This hotel was once home to a steamliner company and became the final rest stop for Europeans heading to the New World.

Old ships and machinery fill a historic harbor in the city that's home to Europe's largest port.

A true Valhalla for cactus and succulent lovers.

A small sculpture that pays homage to the famous bronze ear of Ca de l'Oreggia—or does it?

Artistic tombs, monuments, and a beautiful "Hall of Fame" lurk inside this cemetery.

A Milanese café entirely designed by the American director Wes Anderson.

Dominating the skyline of Kaliningrad, the iconic House of Soviets has always been abandoned.