The ruins of this medieval castle now stand as a monument against all wars.

A small thermal park among the mountains of Southern Italy features a surprising piece of modern art.

Knights Templar are visible inside this stunning Cistercian abbey.

Artistic tombs, monuments, and a beautiful "Hall of Fame" lurk inside this cemetery.

This fountain is dedicated to the workers who perished constructing the Fréjus Rail Tunnel.

This artistic temple brings together multiple architecture styles, but is only an example of one.

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

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

A rare example of an octagonal Catholic church.

The relics of dozens of martyrs are stored in a single chapel.

A monumental fountain in Rome features a large statue of Moses that has been criticized for centuries.

Ever hear of the Milazzo Cage?

After World War II, this former concentration camp in Northern Italy became a refuge for those displaced by the war.

Next to the Leaning Tower of Pisa is a cemetery home to ancient sarcophagi and disturbing murals.

Skulls and skeletons are omnipresent in this church dedicated to souls trapped in purgatory.

One man's quest to fix his toilet unearthed over 5,000 artifacts spanning more than 2,000 years of history.

Italian poet Dante Alighieri is entombed in this small mausoleum in Ravenna, and his hometown of Florence has never been too happy about it.

Europe’s oldest natural human mummy.

An incredible menagerie of more than 3 million taxidermied animals at the oldest science museum in Europe.

Crushed coral and crystals give the sand its signature coloration.

Skulls from the plague of 1656 and World War II bombings are united by a cult dedicated to caring for the ancient dead.

A collection of objects supposedly singed by the hands of souls in purgatory.

At the crypt of St. Mary of Eulogies and the Dead you are left alone to ponder mortality among piles of skulls.