The doodles of a genius line the walls of a secret room under the Medici Chapel, where they were hidden for nearly 500 years.

The relics of one of Jesus' 12 apostles are enshrined in this Italian Basilica.

The Neapolitan Cult of the Dead still cares for the skulls at this mini-Fontanelle.

The first Russian Orthodox church in the Catholic city of Rome in almost a thousand years.

An Italian vineyard invites religious pilgrims to stop by 24/7 to get their drink on, for free.

This strange bovine gargoyle is said to have been put in as a passive aggressive form of revenge.

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

This natural gas vent certainly earns its name as the smallest volcano in Italy.

A preserved dragon's rib that remembers the legend of the founding of the city of Atessa.

Fountain where visitors can earn a license to be mad.

The mummified relic of St. Antoninus.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

A sulfuric hellscape in southern Italy.

Renaissance hospital featuring a rotating door into which unwanted babies were dropped.

A volcanic old faithful, Stromboli has been erupting continuously for the last 2000 years.

Eighteen mummies have stood guard behind the altar of this tiny church since 1833.

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

Walk through a fairytale in Tuscany.

The world's most active stratovolcano is almost always erupting.

"Stairs of the Turks", a chalky white cliff eroded conveniently into stairs, allowing for easy pillaging.

100 year tradition of fist fights, marked by marble footsteps.

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

Medieval torture techniques with a modern conscience.

One of the largest caves in the world open to the public.