Five candy-colored villages on the Italian Riviera.

Depending on how it is measured, this lighthouse can claim to be the tallest in Europe and the tallest conventional lighthouse in the world.

Once home to one of the oldest banks in the world, this building is also where Marco Polo's famous travelogue was written.

This cathedral hides a sculpted dog that determines your fate and an unexploded shell from World War II.

This sculpture of a rhinoceros suspended above a city square is meant to evoke the weight of the human condition.

A large statue of Pope Gregory XIII in Bologna was disguised as Saint Petronius to avoid destruction.

Legend has it this fountain built to symbolize the Pope’s power hides a strange secret concerning Neptune's manliness.

Over 100 towers were built in Bologna during the Middle Ages, but only 22 survive.

It's believed that the dead were once taken out of houses through these now walled-up doors.

If you ever wanted to touch a medieval mercenary’s three testicles, look no further.

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

What appears to be an ancient Roman temple is actually a Catholic church.

Erotic art covers the walls of the largest ancient pleasure palace.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

This seaside Italian village doesn't just look Escher-esque, it actually inspired the mind-bending artist.

Beautiful views and Roman-style statues on the Italian coast.

This one-of-a-kind archeological site is home to strange prehistoric ruins, the original use of which is still a mystery.

This elaborate hole in the ground was built as a sacred site for an ancient civilization.

A small Sardinian village covered in vivid murals depicting a century of local life.

This elegant black and white striped arch is emblematic of Catania's resilience to natural disasters

Wedged between streets and buildings, this ancient Roman theatre could seat 7000 spectators.

A mysterious ancient elephant said to possess magic powers is now the symbol of a Sicilian city.

After over 100 years out of service this landmark windmill once again turns as a symbol of Jerusalem's self-sufficiency.

Deep in the Negev Desert, the world's tallest solar tower looks like a sight straight out of science fiction.