A massive marble foot is tucked away in a small alley near the Pantheon.

This small, ancient Roman temple was once a church dedicated to the patron saint of penitents.

This ancient market is often referred to as the oldest shopping mall in the world.

A detailed pachyderm supports Rome's smallest Egyptian obelisk.

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

Thousands of Mexican Free-Tailed Bats soar around an abandoned storm drain at sunset each summer.

The site of a popular piano lounge owned by a former world champion boxer is now a place to rent a truck.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

The magic's in the hole!

This column celebrates Rome's victory over the Goths, and may be the oldest Roman monument in Istanbul.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

Ancient serpentine sacrifice holder that has stood the test of time.

No one is sure if the world's fourth-largest diamond had been found in a rubbish heap or was pawned by Napoleon's mom.

A fountain standing as a testament to a doomed alliance.