We our celebrating National Trails Day with letterboxing at Pioneer Park! Come learn all about letterboxing, make your own stamp and pick up your clue book for the summer. Nature arts/crafts, knot tying, and fun in the woods and trails at Pioneer Park. We will be located in the area right across from Starbucks. Thank you to Holland American Line, and the Mercer Island Lion's Club for your donation toward this event. This event is in partnership with Starbuck's Coffee, Mercer Island Open Space Conservancy board, Parks and Recreation, Boys and Girls Club, and Boys and Girls Scouts. Come play outside!
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