View our calendar of upcoming events and sign up! Open to all interested participants. June 7National Trails Day in the Middle Fork Snoqualmie Valley June 13Materials Mobilization at Middle Fork Trail June 18Nursery Event at Lake Sammamish State Park June 20Trail Work at Cheese Rock June 20Nursery Event at Lake Sammamish State Park June 21Trail Work at Cheese Rock – Trailfest June 28Habitat Restoration in Issaquah July 3Trail Maintenance on the Pratt Connector Trail July 17Trail Maintenance on the Granite Connector Trail August 7Trail Maintenance on the Granite Creek Trail 1 2