Collections in Pennsylvania

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

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

Eccentric concrete mansion and museum designed and built by hand from the inside out.

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