The secret medieval communication system will whisk your words above the noise of the crowd.

An ossuary built in 1210 to collect bones from the Ospedale Maggiore of Milan.

Brussels' favorite peeing boy has a sister.

This recently restored crypt was once plagued by liquefying coffins and exploding caskets.

A fantastical 13th-century fortification sandwiched by a modern hotel in central Brussels.

The Devil’s own choice when he needs a drink in Brussels.

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

Time has been frozen at this station since the bombing in 1980—or so it was believed.

Stuck in the arcade of Casa Isolani are three arrows of mysterious origins.

A striking memorial recalls thousands of Bolognese men and women killed fighting fascists in World War II.

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

A diverse collection of wax, bone, papier-maché and mummified relics.

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

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

Legend has it that any woman who kissed this statue would soon be married.

A medieval, mosaic-lined baptistry built by a heretical Christian sect.

The roof of this ancient mausoleum is made from a single Istrian stone weighing a massive 230 tons.

Psychoanalyst Carl Jung reported a paranormal experience after visiting this mosaic-lined Roman baptistry.

An incredible mosaic-lined monument said to have held the remains of an ancient Roman empress.

This 6th-century church has the largest and best-preserved collection of Byzantine mosaics outside Constantinople.

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

Filled with goldfish swimming in a shallow pool of sea water, this ancient crypt is more wishing well than burial site.

The medieval castle built as headquarters for the Pope's secretive Knights Templar.

This doorless 20th-century elevator doesn't stop or slow down.