70 years of foreign military influence on the shores of Tripoli, Libya.

A sixth-century Byzantine cistern hidden below a modern carpet store.

A collection of old steam and diesel locomotives sitting in a fenced-off garden.

A beloved tribute to the Fab Four and the freedoms they inspired.

A nondescript dirt lot hides an intriguing center of shamanic healing.

This spiritual landmark for practicers of Shamanism is drenched in milk and vodka and covered in blue scarves.

Enormous statue of the Emperor of the Mongols.

In this historic region, homes and churches are carved into ancient volcanic rock formations.

A scandalous Art Nouveau collaboration that set Paris all atwitter at the turn of the century.

France's most famous cemetery, with some of its most curious tombs.

This immense scene of a cosmic battle between a jaguar and serpent illustrates the Aztec concept of the duality of life.

A "time traveler's" vision of human history stretches throughout Mexico City's Copilco metro station.

This colossal ancient jaguar sculpture was used as a vessel for the hearts torn from sacrificial victims.

A grand entrance to one of the world's smallest Chinatowns.

The turquoise-studded skull of a long-dead Aztec man sits within Mexico City’s Museum of Anthropology.

These unusual paintings give thanks to the saints and deities who granted people favors and miracles.

Diego Rivera hid various people and symbols in his first large-scale mural project.

The most complete statue of this Aztec god sits a top a throne carved with images of hallucinogenic plants.

Inside a busy metro station, an impressive mural depicts the prehispanic city of Tenochtitlán.

The unique collection often goes unnoticed by visitors focused only on the archaeological objects.

Many people don't realize there’s a lot going on in—and below—the world’s tallest triumphal arch.

A barbarous band of serpents guard the bases of these Aztec temples.

The ruins of an ancient temple to the Aztec wind god discovered in the middle of a metro station.

Frida Kahlo's childhood home, now a museum of her life and works.