The grand, column-fronted, sculpture-adorned home of the ambitious digital library.

The most confusing clock in New York.

Nope, not Washington Irving's house.

In its day this historic fort held 100 cannons pointed in almost every direction to protect New York.

Lie in a hammock where George Washington stood.

A replica of the steam engine that hauled Queen Victoria's Royal Train is on display at Windsor.

At just 51 feet and 10 inches long, it's the shortest street in England.

All unmarked mute swans on the Thames are owned by the Queen per a tradition that began in the 12th century.

The last remaining example of the boatmen's perches that once dotted the south bank of the Thames.

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

A sculpture outside London's oldest cathedral honors the Mohegan chief who died while petitioning the king.

Home to Alan Turing, the cracking of the Enigma code, and Captain Ridley's shooting party.

Thanks to modern navigational tools we now know that the true prime meridian runs through a park next door.

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

Catacombs turned marketplace.

England's oldest surviving hedge maze has been confusing visitors for over 300 years.

The world's largest grapevine has produced a delicious harvest at Hampton Court Palace for almost 250 years.

Carved initials which are nearly 500 years old preserve the deposed Queen's presence at Hampton Court Palace.

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.

A creepy sculpture of a decapitated head invites viewers to see St. Louis through its empty eyes.

An overlooked memorial honoring the local Washington residents who died in World War I.

On the Fourth of July this area will transform into a Pompeii-like storm of falling embers and ash.

A portal into the bricked up canal that runs through the heart of Washington D.C.