History Lost Goldmine Of The Wissahickon Cavemaster John Vidumsky takes us beyond even the usual lost caves of the Wissahickon to this one, dug originally by the Roxborough Mining Company in 1763–and used by a modern-day hermit
History Doomsday Cult On The Wissahickon The New World’s first doomsday cult called Philadelphia home. Aside from being wrong about the date of the apocalypse, they built the first observatory and pipe organ in the colonies