Events In The Watershed

Philly City Nature Challenge

Friday, April 30 at 12:00 am -

Monday, May 03 at 11:59 pm

Nature Program

Family Friendly

Philadelphia and its adjacent counties (including Montgomery!) will compete against other cities in the world to see who can find the most species in their regions. Download the iNaturalist app on your phone and document the species present on Wissahickon Trails properties and help Philadelphia come out on top.

Learn more:


Download the FREE iNaturalist app on your phone to start documenting the species you see.

Event Details
  • Location

    Wissahickon Watershed

  • Contact

  • Price