Visiting the Cave of Klepius in Fairmount Park, Philadelphia
Hidden deep in Fairmount Park lies one of Philadelphia's strangest and most mysterious oddities. The Cave of Klepius is thought by some to have been the site of America's first Doomsday Cult, a group known as "the Hermits of the Wissahickon" or "The Society of the Woman in the Wilderness." Skeptics posit that the cave [...]