A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

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

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

This Wall Street bar was once a hub of revolutionary activity where Washington famously bid farewell to his troops.

A popular European tradition makes its way to the states on one of America's most famous bridges.

Once the tallest building in the world and the site of "the highest dinner ever held in New York" this building now holds the most expensive penthouse in the city.

An artist's cute bronze subway sculptures belie his violent artistic past.

A Natural History and Science Emporium.

Curious crustaceans support an obelisk from ancient Egypt that now stands in modern-day Central Park.

One of only two commuter aerial tramways in the United States.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

The largest pool at its elevation sits on top of one of the most expensive resorts in the world.

A battle between nature and architecture in the Cambodian jungle.

Non-profit time travel mart sells goods you would need for a trip through the fourth dimension.

High on a hill overlooking Los Angeles lives a world famous, high power conical Tesla Coil.

A giant donut stands as a popular symbol of Los Angeles iconography.

An historic and oft-filmed spot for musclebound iron pumpers on the Pacific coast.

The largest collection of two headed animals in the world.

Over 315,000 preserved amphibians and reptiles in jars.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.