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.

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

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

Once known for its horse-powered knife sharpening, this 200-year-old shop offers an array of blades and hard-to-find culinary tools.

This Venice bookstore has resigned itself to constant flooding by keeping its books in bathtubs and boats.

A stunning bridge that appears as if it's lunging to the shore, and has a legend of a devilish architect.

The only substantial part of Nazi Germany's formidable defensive line through Northern Italy that survives today, largely intact.

The only visible reminders of an elaborate engineering project that kept the tower from reaching the tipping point.

The first botanical garden, a feather in the cap of the Grand Duke of Tuscany.

A monument to the thrice mayor of London who according to lore made his fortune by selling his rat-chasing cat.

The London statue that imitates passersby.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

This one has sailed five times as far as Sir Francis Drake's famous ship.

A famous burial ground with a history both grim and literary.

Pop culture has helped to keep this iconic British building from being destroyed.

Charles Babbage's proto-computer, painstakingly brought to life.

Giant, friendly pelicans in Central London, the most unlikely of places.

Eighty million natural history specimens call this gargantuan museum home.

A hands-off space for graffiti artists to hone and display their skills.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.