The ruins of an ancient stadium that hosted gripping chariot and horse races.

The oldest orange tree in California spawned a generation of citrus farmers.

It's good luck to be mocked by this monkey.

Peeing dogs guard the Roman hunting goddess atop a fountain at France’s Château de Fontainebleau.

The medieval town's star-shaped walls are geometrically dazzling, though not entirely impenetrable.

This beautiful example of Victorian engineering is the oldest water-balanced funicular anywhere in the world.

Beautiful tiles decorate many of the town's surfaces and stand testimony to its glorious artistic history.

The underground sanctuary of a mysterious ancient Roman religious cult contains an exquisite traditional fresco.

A well-restored ancient archaeology site gives a real feel for life during the Roman age.

A "Titanic" superfan changed his name to Jack and set up this strange shrine to the blockbuster, complete with Korean food and Tarot readings.

The illuminating collection of L.A. street lights is run by the city and only opens one day per month.

An effigy of a trapped paratrooper dangles from a Normandy church to commemorate one remarkable D-Day event.

Built over an abandoned train yard, this hidden gem is full of winding paths and offers gorgeous views of Sydney Harbour.

Haunting graffiti left by prisoners of the Spanish Inquisition.

Historical etchings such as “Miserable, wild, distracted 1350" and “The Archdeacon is an ass.”

Enigmatic tombs and cave dwellings on the outskirts of a rural village.

Every hour the doors open to reenact the legend of the heroic mayor who saved his town by drinking a gallon of wine.

The Hopi-style structure was built by the man who discovered Desert Hot Springs' famous mineral water.

Lady Liberty's first beacon of enlightenment is now displayed in a museum near the statue.

Local lore says the devil built this beautiful medieval bridge to help a fleeing bandit.

The remarkably well-preserved final resting place of a powerful ancient Thracian king.

Romans built the world's tallest artificial waterfall in 271 BC.

A remote horde of architectural treasures fit for Indiana Jones.

Stretching almost 2,000 feet, this painting is one of the longest pieces of Buddhist artwork in the world.