A beloved horticultural oasis on the grounds of a wealthy family's former estate.

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

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

The taxidermied remains of Charles Dickens' pet raven, which helped inspire one of Edgar Allan Poe's most famous poems.

One of the world's largest model railroads is a mind-boggling achievement.

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

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.

An allegedly cursed tree represents a town's reckoning with a racist past.

North America's oldest quarantine facility was built in response to Philadelphia's 1793 yellow fever outbreak.

Pennsylvanian mass grave and possibly mass murder.

America's first serial killer rests in anonymity.

An abandoned cemetery lies in ruins as the surrounding forest swallows it whole.

Current docking place of the SS United States, the fastest transatlantic ocean liner.

Arlington Cemetery exhibit dedicated to death and grieving.

The oldest surviving botanic garden in the United States.

Century-old shop, specializing in Occult products.

A layered tribute to the work of mosaicist Isaiah Zagar.

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

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

The origin of this mechanical boy was a mystery until he revealed his maker by writing it in perfect cursive.

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

Old neon signs from the City of Brotherly Love provide a snapshot of the city’s evolution.

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

This Philly cemetery is the eternal home of many famous area residents, including Rocky Balboa's wife.