The oldest olive tree in Greece has been bearing fruit for at least 2,000 years.

Over 50 exquisite hand-painted Renaissance maps decorate a Medici storage room.

The once forbidden "secret cabinet" of erotic art from excavations of Pompeii and Herculaneum.

A labyrinth of ancient tunnels hidden below the city holds the ruins of 2,500 years of history.

Five candy-colored villages on the Italian Riviera.

The largest and most famous wax anatomical collection anywhere in the world.

The glowing blue Nymphaeum of Emperor Tiberius.

A large grotto built in the 16th century amidst Florence's famous Boboli gardens.

The oldest operating pharmacy in the world features 800-year-old recipes.

Geothermal waterfalls in Tuscany.

According to the local folklore, the myriad colors of this lake are the result of a lovelorn wizard's blunder.

Pompeii's less famous neighbor is still revealing her secrets.

The doodles of a genius line the walls of a secret room under the Medici Chapel, where they were hidden for nearly 500 years.

Renaissance villa and gardens complete with a tormented colossus.

The middle finger of modernity.

A submerged archeological park still holds the wonders of a Roman Sodom.

An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.

Meant to be one of the most extravagant hotels in the world, now an eerie, abandoned architectural gem in Mexico City.

This extraordinary art museum is like a secret world on the edge of Mexico City.

A colorful "forest" made entirely from three tons of recycled plastic waste.

Beneath the most controversial monument in Mexico City is a cultural center that exhibits only digital art.

66,000 pieces of art, donated by one of the world's richest men.

A jaw-dropping "megalibrary" that turns book-browsing into a geometric adventure.

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