The final resting place of the poets Shelley and Keats.

A large grotto built in the 16th century amidst Florence's famous Boboli gardens.

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

The largest and most famous wax anatomical collection anywhere in the world.

According to the local folklore, the myriad colors of this lake are the result of a lovelorn wizard's blunder.

Rome's semi-secret peephole vista is also a former Crusader stronghold.

The underground sanctuary of a mysterious ancient cult.

Geothermal waterfalls in Tuscany.

The glowing blue Nymphaeum of Emperor Tiberius.

The middle finger of modernity.

Renaissance villa and gardens complete with a tormented colossus.

Stalactites and stalagmites in a beautifully lit cave.

An alchemist's "magic door" stands in the middle of a Roman park.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."