A memorial to the nearly 10,000 American soldiers laid to rest on the beaches of Normandy during WWII.

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

At Monet's beloved home you can still see the Japanese bridge, waterlilies, and weeping willows that were the subjects of some of his most iconic paintings.

The curious underground history of keeping Paris clean.

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

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.

19th century pendulum and a clock restored by a rogue group of guerilla artists.

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

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

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

Furniture tries to escape an abandoned building in San Francisco.

This painted marvel is San Francisco's 400-foot ode to urban biking.

This grinning pup statue is all that's left of what was once a ubiquitous Bay Area diner chain.

This one-block alleyway is stuffed with street art that is colorful, cultural, and intensely political.

Perfect your fly fishing technique on their practice ponds.

The oldest lawn bowling club in the United States.

A playing field for a popular French past time can be found tucked away in a quiet corner of Golden Gate Park.

The neighborhood church casts a breast-shaped shadow that locals have come to call the “two o’clock titty.”

These WWII-era murals were initially booed as a libelous portrayal of the American dream but have survived multiple attempts to have them destroyed.

Depicting scenes of everyday life - and specific individuals - in Great Depression era San Francisco.

Only hotel where you can legally launder money.

San Francisco's first World's Fair, dedicated to the wonders of California.

Created in 1972, the famous sculptor's intricately detailed monument to San Francisco is overflowing with city landmarks.

Home of modern dancer famously strangled by her own scarf.