The Metropolitan Police refurbished the blue box (perhaps not coincidentally) the same year "Doctor Who" returned to TV screens.

A statue marks the exact spot where The Boy Who Never Grows Up made his first literary appearance.

The little bear in the "funny kind of hat" has made his way from London back to Peru.

London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.

The bar where "The Great Train Robbery" was planned was once a nexus of high society and low morals.

Scattered throughout London are ancient remnants of the city's former bounding wall.

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

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

These spartan apartments are provided to clergymen visiting Vatican City.

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

A sculpture serving as an homage to Pope John Paul II.

Where Venice's gondolas go for a tune-up.

In Florence's great Duomo, a 26 foot fresco honors a mercenary famous for attacking Florence.

A whale rib was used to advertise the store by the arch that offered exotic goods from far away.

A treasure trove of Renaissance-era funerary art in a Roman church built on top of Nero's grave.

Two stone columns flank the grand Venice square, but there were supposed to be three.

An exclusive waiting room built for the royal family in the 1920s is hidden in Milan’s central station.

One of Catholicism's four major basilicas has a series of papal portraits that are said to predict the end of the world.

The only museum with its curator—and her pets—buried inside.

In a city that boasts four separate inclined cable railways, this is one of the busiest funicular lines in the world.

Stone memorial that's said to predict the death of the pope and the site of the Cadaver Synod.

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

An enigmatic modern marker left next to a historic Roman site.

The "Greatest Sewer" of ancient Rome is one of the oldest sewer systems in the world, and is still in use.