Vienna's diversity-themed traffic lights were inspired by the Eurovision Song Contest.

Hidden in the courtyard of the Victoria and Albert Museum is a little-known tribute to two celebrity pooches.

A tribute to an explorer and naturalist often overlooked by history.

The pockmarks across the building's facade are remnants of the Blitz.

This intricately carved and hilariously huge bed was such a famous symbol both Shakespeare and Byron used it in their writing.

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

The John Snow Memorial marks the epicenter of London's 1854 cholera epidemic.

A harem-inspired Moorish fantasy design in a Victorian-era Welsh castle.

The castle still holds traces of the abandoned Roman fort it was built atop.

Recently restored menagerie of Victorian-era beasts.

This pedestrian walkway cuts through a cemetery and over several burial vaults.

Home to the ancient Roman temple of a lesser-known Celtic god that inspired J. R. R. Tolkien and H. P. Lovecraft.

Quirky Welsh observatory unites art and science.

This bare, bronze lad in a lone sock sits in the middle of Loughborough’s town center.

A 2000-year-old Roman amphitheater lies just below Guildhall Yard.

The world's first military tank was designed in this English city amid the stalemate of WWI trench warfare.

Legend says this demonic carving inside a medieval cathedral was one of Satan's minions.

Inside this chapel, Victorian jailers took the separate system to new levels.

The oldest of the three remaining bridges in England with buildings on top of them.

This imposing tower named after the mythical sword of King Arthur is considered the tallest freestanding climbing wall in the world.

The house in the middle of the motorway.

A seven-century-old jail tells a not-so-pleasant history of crime and punishment.

Sweden's "good old days" painstakingly re-created in a model village.

Now a hotel, this former bank was the site of a robbery that spawned a psychological phenomenon.