Philly Birding Weekend: John Heinz National Wildlife Refuge
Time Sunday, October 11 8 – 10am EDT Location John Heinz National Wildlife Refuge 8601 Lindbergh Blvd. Philadelphia, PA 19153 About this event Join us for Philly Birding Weekend's tour of John Heinz National Wildlife Refuge at Tinicum. Once part of a 5,000-acre expanse of tidal marsh where Lenape communities fished and gathered, Tinicum Marsh was steadily diked and drained by European settlers beginning in the 1600s. By the late 1960s, the marsh's remaining acres faced a new threat from a proposed highway and landfill, prompting local citizens to organize and successfully petition Congress for its protection. In 1972, that