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

Golden and naked, the figure that was once the highest point in New York is all that remains of the second Madison Square Garden.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

This historic old movie house was the scene of one of the Blob's most iconic attacks.

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

Alexander Hamilton’s creation caused quite a bit of controversy.

A tour de force of a fountain, memorializing a man who loved fountains more than anything else.

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

A daily replay of the experiment that proved the rotation of the Earth.

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

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

South Philadelphia is home to Keith Haring's only surviving in situ collaborative public mural.

This elaborate towering structure was once famed for its revolutionary height.

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

A failed piece of Orientalism has become the proud symbol of a community.

Yo, Adrian!

This little-known Revolutionary War fort is supposedly haunted by the ghosts of its past.

Dr Barnes' $25 billion private collection of art and arboretum.

This palatial botanical garden is home to one of the largest pipe organs ever installed in a private residence, and a piece of Wood's cycad.

Delicate Wurlitzers, creepy clowns, and The Noid all share space in this insane explosion of kitsch history.

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

In which a local geological marvel becomes a quaint roadside attraction.

Sail through this subterranean show cave that is home to a legend that would go on to name nearly everything around it.

Mysterious rocks that ring musically when struck.