The only visible reminders of an elaborate engineering project that kept the tower from reaching the tipping point.

Two stone columns flank the grand Venice square, but there were supposed to be three.

Those who own or stay at this 500-year-old, allegedly cursed house often meet terrible fates.

This historic recreationist school churns out warriors that may very well have had a fighting chance in Rome's pits of the day.

This winding road through an Italian canyon may be the most scenic drive in the world.

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

This enchanting 600-year-old tree is so magical it inspired the beloved tale of Pinocchio.

Five candy-colored villages on the Italian Riviera.

2300-year-old Roman road connecting the empire.

The underground sanctuary of a mysterious ancient cult.

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

This distinctive Crescent City tradition dates back to the days of horse-drawn carriages.

Formerly known as National D-Day Museum, this collection commemorates the battles of Normandy and WWII.

This "second" cemetery represents New Orleans' attempt to keep cholera at bay.

This knobby, drooping New Orleans oak is a favorite place both for climbing and for meeting giraffes.

The oldest cemetery in New Orleans, resting peacefully for over 200 years now.

The celebrated eyesore created by starry-eyed sweethearts.

This demon atop the Notre-Dame de Paris looks utterly bored.

This bridge was constructed from the rubble of the infamous Bastille.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

World's first "penitentiary," meant to be humane, drove men insane.

The vast, legendary catacombs hold secrets much stranger than stacked bones.