If you look closely at the oldest bridge in Paris, you might notice hundreds of ugly faces leering from its sides.

Shop at the 200-year-old store where Julia Child stocked up on copper cookware.

The video game-themed street art first popped up in the French city.

Marie Antoinette and Napoleon Bonaparte were fans of this 200-year-old French chocolatier.

This off-limits room in the National Library of France is home to a system of pneumatic tubes, once used to bring books to readers.

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

Twelve grave-faced marble angels guard the emperor's tomb at Les Invalides.

This massive library holds what was once the largest book collection in the world.

This fascinating museum in an old water tower holds the world's largest collection of Vodou artifacts from western and central Africa.

Wander among free-roaming storks at the sanctuary that helped save them from local extinction.

This unusual piece of Renaissance art depicting the bodily horror of crucifixion and skin disease may have been inspired by fungus-induced hallucinations.

A copy of the Statue of Liberty greets visitors to the birthplace of Auguste Bartholdi.

This bunny-eared Moses represents an attempted compromise between two biblical interpretations.

The bears of Bern have been a city highlight for over 500 years.

A nearly 500-year-old sculpture depicts a man eating a sack of babies, and no one is sure why.

This Swiss cemetery is reserved for people who died in climbing accidents.

One of the most powerful religious centers in the Middle Ages, dubbed the founder of Western monasticism.

This bunker in northern France was built by Nazi German forces with the intention of launching up to 50 V2 rockets at London each day.

These crumbling Nazi artillery bunkers are now fair game for massive graffiti projects.

A ghostly and forgotten art deco bathhouse by the windy shore of Dunkirk, weathered but still standing.

An image of the legendary saint stands in the shadow of a cathedral she liberated.

This small red school was where Germany signed their surrender during WWII.

A neo-gothic statue modeled on German Emperor Kaiser Wilhelm II, which had its distinctive mustache shaved off by Nazis in World War II.

A neighborhood church's unusual abstract stained glass was the final project of avant-garde artist Jean Cocteau.