The oldest Buddhist monastery in Mongolia has survived centuries of invasions, political shifts, and religious purges.

The grassy landscape is home to the world's last truly wild horses.

Enormous statue of the Emperor of the Mongols.

Quirky castle designed by the American actor best known for portraying Sherlock Holmes on stage.

A painting in the historic Cathedral Basilica depicts Jesus and his disciples dining on a traditional Peruvian menu.

A graceful natural rock formation stands astride the point where the Gulf of California meets the Pacific Ocean.

Elaborately carved to showcase the glorious wealth that the age of exploration brought to the Portuguese empire.

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

Spain's unique Mosque-Cathedral has been a place of worship for both Muslims and Christians throughout its history.

Holy Grotto of Montserrat Monastery holds one of Europe's mysterious black Madonnas.

The world's largest wooden structure.

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

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

Three bridges and one giant canyon make up this fantastic Spanish settlement.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

These mechanical goats first battled it out in the year 1551, all because of an overcooked deer.

A striking public sculpture representing the period of martial law in Communist Poland.

This Dresden church was purposely rebuilt Protestant after being demolished in World War II.

This ritzy Italian market is built around a statue of an unforgiven heretic who was burned for his belief in an endless universe.

Five candy-colored villages on the Italian Riviera.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

Famously misunderstood wonder of the ancient world

Kings Cross Station pays tribute to its role in Britain's best-selling book series.