In the power of this waterfall, Alexander Hamilton saw the potential for industry.

This haunting monument honors the victims of 9/11.

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

Now abandoned, the first public health hospital in the U.S. saw more than one million immigrants from around the world.

Lady Liberty's first beacon of enlightenment is now displayed in a museum near the statue.

A playground inspired by differential calculus dangles from the ceiling of the Liberty Science Center.

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

A unusual sanctuary for abused and exotic animals in South Jersey.

Thomas Edison's home and final resting place also boasts an impressive garage, where some of the earliest electric cars are on display.

Take a step into the workshop where Edison and his employees revolutionized the world.

A giant light 13 feet high shines near Thomas Edison's old Menlo Park lab.

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

These unassuming lighthouses have seen the first reading of the Pledge of Allegiance, the first wireless transmission, and more than one mystery.

This water tower commemorates the invention of the transistor on this site in 1947.

A condo complex once housed a boarding school with the 24th U.S. Vice President among its notable alumni.

The creek where a shark wreaked terror upon New Jersey, and served as the inspiration for "Jaws."

Seven people are buried in the middle of what's now a movie theater parking lot.