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

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

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

An incarceration museum on the spot of possibly the oldest prison in England.

The curios of pharmacist and collector Henry Wellcome.

One part local history, 99 parts gruesome haunted house.

This London pub hides a peculiar secret: a recreation of the rooms shared at 221b Baker Street by Sherlock Holmes and Dr. Watson.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

A large grotto built in the 16th century amidst Florence's famous Boboli gardens.

The middle finger of modernity.

A dismembered holy head stares out from her beautiful reliquary at the St. Dominic Basilica.

South Carolina's last remaining slavery auction house is now a museum devoted to its own tragic history.

A copy of the famous statue can be found in this Florence piazza, along with one of the most breathtaking views of the city below.

A slightly creepy gallery of plaster cast models in the same museum as Michelangelo's David.

The only depiction of Abraham Lincoln holding a weapon, and the names of all 9,000 Cuyahoga veterans of the Civil War.

This stuffed pigeon of war had the very serious name "John Silver" until he lost a leg in battle.

A headstone tells the sad story of a lost little boy and his pet dog.

Featuring one of the most complete and original collections of Presidential memorabilia, this is the site of the last front porch presidential campaigns.

This presidential tomb was not dedicated until years after Harding's death due to personal controversy.

Mausoleums, astronomy, and animatronic dinosaurs at this memorial to an assassinated American president.

Cleveland's giant "free" stamp is a nod to the Civil War, but was misinterpreted for years.

The largest ancient burial mound in Ohio.

The heroic sled dog of the 1925 serum run is preserved in taxidermy.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.