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

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

This meticulously extracted nervous system allegedly came from a 19th-century custodian who donated her body to science.

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

The oldest surviving botanic garden in the United States.

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

Hidden behind West Philadelphia rowhomes is a haven for migratory and local bird species both ordinary and rare.

This beloved marketplace mascot poops money and grants good luck.

The world's third-largest crystal sphere has sat in the Penn Museum since 1927 with the exception of one outlandish theft.

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

A tiny, unmarked beer and whiskey bar above an Ethiopian restaurant in West Philly fails to conceal live bluegrass.

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

One of the oldest of its kind.

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

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

The body of St. John Neumann and his collection of hundreds of relics, on display in a Philly church.

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

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

This tiny cottage surrounded by railroads is the oldest surviving structure in Fairmount Park.

This sculpture of a fisherman spent six years at the bottom of the Schuylkill River.

The oldest surviving presidential residence in the United States.

One of Philadelphia's largest murals resides hidden under this bridge.

These medicine cabinet staples are part of the museum's collection of everyday objects.

The singer, actor, and activist lived here during his final years, and now it’s a museum dedicated to his legacy.