A narrow passage next to a cafe leads to a courtyard exploding with murals, tags, and paste-ups.

One of the world's heaviest musical instruments towers within a popular urban park.

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

The mummified relic of St. Catherine sits forever on a golden throne.

One of the world's oldest working clocks is curiously missing the Zodiac sign of Libra.

A little sculpture with a large wardrobe.

Climb inside an iron crystal magnified 165 billion times its normal size.

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

One of the oldest and most significant collections of Ancient Egyptian archeology outside of Egypt.

A small window on Via Piella offers a lovely and rare peek at Bologna's lost canals.