This beautiful 16th-century necropolis marks an astonishing feat in heritage conservation.

The ritual has been performed uninterrupted for nearly 700 years.

This whimsical public art installation is a unique homage to Liverpool's industrial heritage.

This colorful but controversial ceiling has been likened to a 21st-century Sistine Chapel.

A rare surviving Victorian greenhouse designed specifically to house giant water lilies.

Sprawled across the Great Hall ceiling are various constellations and images relating to the zodiac.

This bird-shaped rock formation defies gravity, time, and classification.

It would take you approximately an hour and a half to walk to the end of Mexico's largest pier.

Another entry into the world of Edinburgh's pop-up artworks.

The biggest onshore wind farm in the United Kingdom.

The last Victorian market in Belfast.

These ancient ruins were the final resting place of King Henry II's mistress.

Come for the boats, stay to explore the intriguing assortment of art.

An immersive projection art installation uses sound, scale, and light to take visitors inside classic works of art.

A statue of Vladimir Illyich Lenin guards this abandoned building in the "Forbidden City."

This Roman relic was discovered in Scotland by a mudlarking ferryman.

This ordinary-looking mailbox has a rather explosive history.

A museum in the building where Nazi Germany signed its surrender tells the story of World War II from the Soviet perspective.

The former home of the famed revolutionary Pancho Villa is now a museum in his honor.

England's most famous front door has an accidental doppelganger.

Cascading outward, this waterfall creates the appearance of a flowing veil.

This popular cave pool is truly magical, despite the crowds.

A lavish 16th-century mansion filled with spectacular staircases, fantastic frescoes, and gorgeous gardens.

This recessed garden protects thousands of mountain plants by creating its own microclimates.