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

The spot where the fascist dictator made some of his most famous speeches including declaring war on Britain and France.

Pilgrimage site for star-crossed lovers.

A Nesting Doll of Churches.

Inside this McDonald's you can dine on your Big Mac and fries next to a 2,500-year-old Roman wall.

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

Go inside to really appreciate this 500-year-old technological masterpiece.

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

Sitting on an Italian hilltop is this surreal fortress built by the mad inventor of electrohomeopathy.

2300-year-old Roman road connecting the empire.

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

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

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

This Renaissance palace features a unique architectural design and is now home to the Ferrara National Art Gallery.

The haunting ruins of Jack London's dream house.