The oldest burial ground in the city, final resting place of city founders, Ohlone natives and murderers alike.

This demon atop the Notre-Dame de Paris looks utterly bored.

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

This emotive sculpture was originally created for the 1878 World's Fair.

Stripes of human ashes cover a back lawn in the most sought-after burial grounds in Paris.

This former “ante-chamber to the guillotine” has been refurbished to illustrate the brutal history of French justice.

A museum on the history of Paris, including a set of Napoleon's toiletries, Proust's room, and relics of the Revolution.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

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

The vast, legendary catacombs hold secrets much stranger than stacked bones.

2300-year-old Roman road connecting the empire.

The yawning maw of this pagan visage is said to bite off the hands of liars.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

The first modernist church in Europe.

A statue of the legendary Celtic warrior queen who fought the Roman invaders stands in one of the cities she once destroyed.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

The oldest inn in England served brew to the crusaders.

A statue marks the exact spot where The Boy Who Never Grows Up made his first literary appearance.

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

One part local history, 99 parts gruesome haunted house.

Famously misunderstood wonder of the ancient world

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

One of the few places where you can explore a 1918 paddlewheel steamboat from stem to stern.