These banned cigarette vending machines now sell little pieces of pocket-sized art.

The oldest standing building in Las Vegas was established by Mormon settlers.

Experience a charming 1930s version of "infotainment."

These markers are used to document elevation changes around the famed dam.

A Norwegian-born sculptor created these soaring guardian angels at the entrance to Hoover Dam.

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

Home to three historic ships from the age of Vikings.

A devilish mask still mocks a king’s rumored love nest across the street.

A Gothic-inspired fish market is Gothenburg's best place to find loaves and fishes.

Artwork created by artists and school children as a tribute to free speech and democracy.

Walking through this narrow gorge will make you feel like you've fallen into a fairytale landscape.

The extra platform at Gloucester Road has been used for art displays for over 25 years.

This tribute to the fictional detective stands at the famous literary character's address.

One of London’s rare Tudor-era buildings is a fate-defying gatehouse for a church.

This plaque in one of London's oldest public hospitals commemorates the first meeting of two of Britain's most famous literary heroes: Sherlock Holmes and Dr. Watson.

A commemorative plaque at the door pays tribute to an "American Patriot" known for his betrayal.

This once-controversial and slightly confusing statue of Achilles was built out of captured cannons.

Look up from the busy streets to discover how time is kept!

A mysterious suspended hand greets unsuspecting visitors at the Tower of London.

A gruesome and mysterious ancient sculpture of a pagan deity from the Roman occupation of Celtic Britain.

An eccentric Victorian aristocrat's enormous collection of medieval armor and weapons from around the world.

The handiwork of a underdog clockmaker who solved an impossible problem for an Empire, and forever revolutionized seafaring.

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

The "beautiful" equation predicting the movement of all electromagnetic particles is engraved in front of Newton's tomb.