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

The residents of this ominous-sounding street in Pennsylvania liked its name so much they fought to keep it.

A surprising museum of 20th-century technology.

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

This colonial mansion has been home to a staggering number of American historic figures.

One man's lifelong obsession with death.

The mysterious canine hides atop a drain pipe on the back of the building, some say as a sneaky shoutout to Yale.

This tiny structure was built by the creator of the Brooklyn Bridge.

One of New Jersey's oldest surviving buildings still bears the mark of our former British overlords.

A bronze monument to the infamous radio broadcast in the real New Jersey town where the fictional Martians crash-landed.