Photo Credits
Photos contributed by Chuck Beard; Steve Orr for The Conservation Fund; Girl Scouts USA; Paul g. Wiegman; Cait Bourgault for Appalachian Mountain Club; Pennsylvania Treasury Department; Rob Larson; Dave Dicello; Sam Menchyk for Western Pennsylvania Conservancy; Stacy Funderburke for The Conservation Fund; and John Moyer for Three Rivers Wet Weather. The portrait of General Mellon is used with permission of Valley Forge Military Academy & College.