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

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

An ancient Roman temple first dedicated to an emperor's wife is now a church.

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

The only remaining arch of the oldest stone bridge in Rome stands in the middle of the Tiber.

The "Great Sewer" of ancient Rome is one of the oldest sewer systems in the world, and is still in use.

This curious, round temple is the oldest still-standing marble building in Rome.

The Italian revolutionary's legendary wife is portrayed on horseback waving a gun and holding her child in this memorial on the Janiculum.

Breathtaking and huge 430 year old maps of Italy.

Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

Third time's a charm, or in this case, two testicles are.

This Swiss cemetery is reserved for people who died in climbing accidents.

This historic covered bridge contains a series of macabre paintings that communicate one thing: everyone dies.

The 21st century revival of one of the Olympic Games' oldest traditions, and its legacy.

Video games, body language, and postal history are all on display in this Swiss museum.

Natural history museum displaying a famous taxidermied St. Bernard.

The bears of Bern have been a city highlight for over 500 years.

An interactive exhibition space dedicated to the kinetic sculptures of Swiss artist Jean Tinguely.

The largest stretch of the Berlin Wall is right on top of the former SS headquarters

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

Check the time in 145 countries at once with this East German relic.

A fascinating insight into daily life in the Eastern Bloc.

Once the tallest building in the world, this abandoned church is now a monument to the destruction of WWII.

Model Trains and Much More in Hamburg.