A statue in the heart of Edinburgh honors a bear that served in the Polish military during World War II.

The most loyal of little dogs, or a Victorian era publicity stunt?

The world's largest piece of copyrighted artwork.

This impressive Boston holy house is the American mecca for Christian scientists.

American revolutionaries and British soldiers alike are buried here in the fourth-ever cemetery in Boston.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

An enormous, inside-out glass globe built in 1935.

This innocuous New Mexico storefront was once the secret jump-off spot for Manhattan Project scientists.

A sprawling collection of over 106,000 toys from around the world.

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

The remains of an ancient Roman teenager are memorialized at the base of a modern London landmark.

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

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

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

This silent sentry in the crypt below a large Gothic cathedral is often knee-deep in water.

The oldest working mechanical clock in the world.

Famously misunderstood wonder of the ancient world

Hidden in plain sight, this creepy sculpture watches from above.

Used as an example in one of the first dictionary entries for "museum" in 1706.

This former quarry is now a vibrant labyrinth of magical in situ sculptures.

After nearly 60 years, there's still a bear at Paddington Station looking for help.