The final resting place of the Hollywood star who came to a tragic end.

A train station that was abandoned by the coal industry and was later converted into a cocktail bar.

A modern ghost town whose inhabitants were driven away by the growth of nuclear power.

A toxic ghost town sitting atop a massive coal fire.

World's first "penitentiary," meant to be humane, drove men insane.

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

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

The oldest surviving bridge in New York City, which reopened to pedestrians in 2015.

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

World Trade Center memorial likened to a woman's sexual organ.

The rusting remains are visible sticking out of the waters of the Delaware Bay.

Hundreds of glow-in-the-dark objects light up a museum in a historic zinc mine.

Step inside Lucy, the world's largest "elephant."

World War II bunker still standing on the New Jersey beach.

Hidden in plain sight on the Hudson River is an abandoned train station where nature has taken over.

Destructive children, start your engines.

A reservoir of vintage pinball machines and arcade games for the nostalgic and thrill seeking.

A unique sculpture park that specializes in the huge and bizarre.

Marking the spot where a conquistador gave up his search for the fabled Seven Cities of Gold.