Philadelphia's relationship with the underground is as old as the city itself, dating back to when Quaker settlers resided in caves alongside the Delaware River more than three hundred years ago. The City of Brotherly Love later became a national and world leader in the delivery of water, gas, steam, and electricity during the industrial age. The construction of multiple subway lines within Center City took place during the early twentieth century. An intricate subsurface pedestrian concourse was also developed throughout the downtown area for the city's inhabitants. From Thirtieth Street Station and Reading Terminal to the Commuter Rail Tunnel and transit lines that were never built, Philadelphia's infrastructure history is buried under the earth as much as above.
Harry Kyriakodis is a librarian, historian and writer about Philadelphia. He is a founding and certified member of the Association of Philadelphia Tour Guides and gives walking tours and presentations on unique yet unappreciated parts of the city for various groups. Kyriakodis is a member of the Philadelphia chapter of the Society for Industrial Archaeology and also writes regularly for the blog Hidden City Philadelphia.
Joel Spivak is an architect, artist, author and community activist in Philadelphia. He opened his own specialty toy store, Rocketships & Accessories, and in 1992 co-founded Philadelphia Dumpster Divers, an artists' collective. He originated Philadelphia's National Hot Dog Month celebration, which spotlights both non-vegan and vegan sandwiches.
Description courtesy of The History Press.
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