The bears may be gone, but their old cages can still be found.

19th-century operating theatre in which the use of ether was first demonstrated - plus, a skeleton and a mummy!

Museum dedicated to awful artwork.

A morbid secret lies hidden within the beautiful walls of the Boston Athenaeum.

The Boston square dedicated to the dark poet who was born nearby.

This Boston medical museum features the skull of the famous medical case of Phineas Gage.

An enormous, inside-out glass globe built in 1935.

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

The oldest of only three existing statues of the great novelist stands in a city he did not care for.

Contrary to popular belief, this secluded statue doesn't represent Pennsylvania's founder.

A curious building honoring past and current members of a historic musical comedy troupe.

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

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

This beloved marketplace mascot poops money and grants good luck.

Step into a pastel time capsule where candy is truly dandy.

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

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

Instruments, apparatus, and rare books all relating to chemistry and its related sciences.

Ant sculptures march up the side of what used to be an iconic spot in punk rock lore.

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

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

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

The abandoned coal loading dock is a canvas for unsanctioned art.

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