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

This strange, big-tailed beast became a Pennsylvania town's unofficial mascot.

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

A historic covered bridge is but one example of an oddly prevalent American urban legend.

The headquarters of the Fraternitas Rosae Crucis, complete with Rosicrucian pyramids, all in the Pennsylvania woods.

The final resting place of two members of the infamous Doan gang, notorious outlaws and Revolutionary War Loyalists.

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

A glittering Thai Buddhist temple in suburban Pennsylvania.

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

These lush botanical gardens employ the most purrfect pest control force.

A completely round house designed for the Atomic Age.

The first partially complete dinosaur skeleton was discovered here, forever changing the world's view of the ruling reptiles.

Erected in 1697 this Philadelphia bridge is the oldest surviving roadway bridge and perhaps the oldest stone bridge in the United States.

A museum dedicated to the strange and extravagant costumes and memorabilia of the mummers, a tradition older than Philadelphia itself.

One of the oldest of its kind.

An Irish Memorial commemorating those who perished due to potato blight.

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

Mural made of 100,000 pieces of hand blown glass, and until recently, the largest glass mural in the US.

A clone-tree in Washington Square Park sprung from seeds that went to the Moon and back.

In the early 1800s, surgery was also a show.

A layered tribute to the work of mosaicist Isaiah Zagar.

Century-old shop, specializing in Occult products.

Enjoy a slice while browsing the world's largest collection of pizza memorabilia.

The last of Philadelphia's wood-paved streets is now a landmark of terrible engineering.