Introducing Our Wissahickon Photo Contest Judges! Events // June 18, 2026 Thanks for Running in the Wissahickon Trail Classic! Events // June 11, 2026 Public Meeting Recap: Where Do Our Trails Need the Most Work? Conservation // May 14, 2026 Philadelphia Parks Groups Unite at Inaugural Park Stewards Summit Events // May 07, 2026 Join us at a Valley Talk this Spring Events // April 02, 2026 Show us a new side of the park in the 2026 Wissahickon Photo Contest! Events // April 01, 2026 Just Around the Bend, the Wissahickon Trail Classic Events // March 12, 2026 Friends of the Wissahickon’s 2026 Biennial Photo Contest Opens Next Month Events // March 05, 2026 What’s in Our Soil? A Three-Year Microplastics Study Launches Education // February 19, 2026 You Deserve a Sweet Treat: Maple Sugaring is back! Education // February 05, 2026 Spooky Season Takes Root in the Wissahickon Events // October 09, 2025 A Wissahickon World Tour Events // September 11, 2025 Older Posts