This elaborate towering structure was once famed for its revolutionary height.

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.

Century-old shop, specializing in Occult products.

A layered tribute to the work of mosaicist Isaiah Zagar.

Walk down an otherwise nondescript alley near Washington Square West in South Philly and find yourself in a vivid, immersive mosaic wonderland.

For more than 25 years, this Philadelphia store has been offering a wide selection of Victorian oddities and antiques.

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

America’s smallest national park site is the former residence of exiled Polish national hero Thaddeus Kosciuszko.

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

Mural made of 100,000 pieces of hand blown glass, and one of the largest glass murals in the US.

Where some of America's earliest LGBTQ rights protests marched each Fourth of July

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

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

Trace the history of the nation’s early days at the site of America’s oldest stock exchange.

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

Believed to be the birthplace of the United States Marine Corps.

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

A 19th century bank turned into a 6-story immersive art experience.

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

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

Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."

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