Alien rock formations grown from the sands of an Australian national park.

The oldest church in Mantua was buried for centuries under the facades of other structures.

A hidden bas-relief of a hare on a church main portal that brings good luck to the ones who find it.

It took more than 300 years to build this church, which is home to two sacred vessels believed to hold the blood of Christ.

In this medieval church, a centuries-old stuffed crocodile hangs from the ceiling.

The bomb-ravaged remains of of a colossal Neptune.

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

A local student's chance encounter with Keith Haring led to the creation of one of Europe's largest murals.

The famous sculptor left his mark on this Italian wall in an internationally protected example of street art.

The middle finger of modernity.

This private skyway is filled with art and was expanded explicitly so that Hitler could appreciate a river.

Drink wine handed out through a window as part of an age-old tradition.

Medieval torture techniques with a modern conscience.

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

First founded in 1472, this is the oldest bank in the world. Its history may explain why we call financial institutions "banks."

A dismembered holy head stares out from her beautiful reliquary at the St. Dominic Basilica.