2023 Skagit Watershed Letterbox Trail 

June 24th thru September 9th, 2023

Padilla Bay Research Reserve  (Click for Google Maps directions)

 10441 Bayview Edison Rd. Mount Vernon 

Letterboxing is an exciting opportunity for kids of all ages to explore our local watersheds and have fun while doing so! 

With your Skagit Watershed Clue Sheet, you will start your quest at the Padilla Bay Interpretive Center, and follow the numbered clues to guide along the beautiful Upland Trail. 

Pick up your Clue Sheet at Padilla Bay or print at home by downloading the pdf in this link

Follow the clues! 

Hunt for the Letterboxes along the Padilla Bay Upland Trail! 

Discover the treasures of the Skagit Watershed hidden within the Letterboxes! 

Complete the trail and enter the drawing to win a prize!