The historic home still shows the scars from a little run-in with the British in 1813.

WWII-era bunkers are hidden under the beaches of this picturesque park, which is still scattered with wartime watchtowers. .

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

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

This abandoned artificial island off the coast of New York City is now home to dozens of harbor seals.

The taxidermied remains of Charles Dickens' pet raven, which helped inspire one of Edgar Allan Poe's most famous poems.

Huge masonic hall in Philadelphia with lavishly themed rooms.

The sounds of the world's largest fully functioning pipe organ dazzle shoppers at a Philadelphia Macy's.

Mysterious rocks that ring musically when struck.

Eccentric concrete mansion and museum designed and built by hand from the inside out.

Crammed into several rooms of a Staten Island home, this museum is a vodka-soaked paean to the pleasures of drinking.

Rusting away on the edge of New Jersey are the remains of a Cold War missile launch site.

This Philly landmark has a giant butterfly pavilion, three floors of insect displays, and withstood a $40,000 heist.

This stone tower marks a lookout point over the historic Washington Crossing, and maybe some buried treasure.

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

This giant satellite antenna services the transmission needs of government agencies and cable programmers.

The first dish to bounce radio signals off the Moon, it was the forerunner to the U.S. Space Program.

The final resting place of many of New Jersey's most famous residents, including U.S. history's most in-vogue antagonist, Aaron Burr.

Hidden deep within New Jersey Pine Barrens is a massive graffiti wonderland.