These medieval skyscrapers dominate the skyline of this small Tuscan town.

This Tuscan lake hides a 13th century town that is still visible when the water recedes.

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

Pilgrimage site for star-crossed lovers.

Five candy-colored villages on the Italian Riviera.

2300-year-old Roman road connecting the empire.

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

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

The yawning maw of this pagan visage is said to bite off the hands of liars.

Geothermal waterfalls in Tuscany.

A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

This quaint Italian town keeps losing ground as the sides of its plateau slowly erode.

A 16th-century horror show built in a lovely Italian garden.

One of Savannah's oldest and most haunted cemeteries, featuring graves desecrated by Sherman's Union Army.

Three hundred years of preserved Spanish colonial history in San Antonio.

Legend has it the commander of the defenders drew a fateful line in the dirt with his sword just before the final battle.

This big empty pig is a nostalgic throwback to mid-20th-century Texas barbecue.

Abandoned railroad tunnel is home to a colony of three million Mexican free-tail bats.

Some islands... they come, they go, especially on Lake Travis.

One part antique store, one part curiosities hodge-podge.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

This failed condo development was reborn as a street art hub.

Locals dubbed it the "Owl Building" because of its bird-like appearance.