A tribute to Ponce de Leon's supposed quest for eternal youth.

A flourishing garden with pigs, donkeys, goats, rabbits, guinea pigs, chickens, ducks, and sheep.

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

Spitalfields' regal market goat is said to be a monument to the area's migrant population but most are pretty sure it's just a goat.

This hidden rooftop garden in downtown London offers a quiet respite from a bustling city.

Catacombs turned marketplace.

An unusual round church in London with a Templar past.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

One part local history, 99 parts gruesome haunted house.

London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.

The signs of a long buried road can still be found hidden beneath a London sewer grate.

An alleyway plaque is all that remains of the independent Texas' envoy that forgot to pay their rent for over a century.

On a wall in linear London, a plaque hangs at the high water mark of one of the worst floods in fictional Kcymaerxthaereal times.

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

Giant, friendly pelicans in Central London, the most unlikely of places.

Several plaster noses are hidden in plain sight around London's Soho neighborhood.

Statue of death tucked in the University of Medicine courtyard.

Known as the "Dodo Manège," this carousel features a herd of animals that have disappeared—or may be gone soon.

An all-American grocery store in Paris sells U.S. "cuisine" like Pop-Tarts and Heinz ketchup to homesick ex-pats.

France's most famous cemetery, with some of its most curious tombs.

This modest marker near Notre Dame identifies the very center of Paris.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

A series of abstract, silly sculptures represent the works of a great modern classical composer.

The celebrated eyesore created by starry-eyed sweethearts.