A legendary boxing venue and ring featured in Rocky V.

A rare view of a preserved Victorian science museum.

Once on display alongside a giant Gumby, it’s as tall as a nine-story building when fully extended.

This beloved marketplace mascot poops money and grants good luck.

A layered tribute to the work of mosaicist Isaiah Zagar.

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

The first American department store, and home to the largest operating musical instrument in the world.

Century-old shop, specializing in Occult products.

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

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

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

One artist's love letter to his city and its citizens plays out across dozens of bright murals painted on the sides of decrepit buildings.

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

America's first serial killer rests in anonymity.

Arlington Cemetery exhibit dedicated to death and grieving.

Enchanting gardens surround a derelict mansion, all hidden in plain sight behind a stone wall.

This weeping, 10-foot-tall sculpture was a maquette for a 9/11 memorial.

This splendid Versailles-inspired mansion has the largest French-style formal gardens in North America.

A mine fire has been burning under the deserted town since 1962, but this church is still going strong.