Huge masonic hall in Philadelphia with lavishly themed rooms.

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

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

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

Century-old shop, specializing in Occult products.

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

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

A layered tribute to the work of mosaicist Isaiah Zagar.

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

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

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

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

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

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

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

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

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

Beautiful stained glass depictions of the history of human flight fill this surprising chapel.

World War II bunker still standing on the New Jersey beach.

The rusting remains are visible sticking out of the waters of the Delaware Bay.

Several times a year, during low tide, two pairs of historic train tracks are revealed on this New Jersey beach.

A unusual sanctuary for abused and exotic animals in South Jersey.

Destructive children, start your engines.

Hidden deep within New Jersey Pine Barrens is a massive graffiti wonderland.