One of the oldest log cabins in America is one of the last of its kind this historic Swedish dwelling remains a piece of living history.

This forgotten building was one of the few Philadelphia-area breweries to survive Prohibition.

The singer, actor, and activist lived here during his final years, and now it’s a museum dedicated to his legacy.

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

Hidden behind West Philadelphia rowhomes is a haven for migratory and local bird species both ordinary and rare.

Dr Barnes' $25 billion private collection of art and arboretum.

This collection of odd proofs of concept is like taking a walk through the imagination of a Victorian engineer.

A daily replay of the experiment that proved the rotation of the Earth.

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

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

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

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

Huge masonic hall in Philadelphia with lavishly themed rooms.

This beloved marketplace mascot poops money and grants good luck.

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

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.

This little-known collection holds everything from "Dracula" notes, to the manuscript of "Ulysses," to the forged works of Shakespeare.

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

This 15-foot tall obelisk commemorating the Philadelphia-Baltimore railroad connection sat neglected for over a century.

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

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

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

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