Located on the scenic and smooth Centennial Trail in Arlington, Washington, the Centennial Sk8 Festival is an annual longboard/skateboard race event featuring an 8.5 mile uphill/downhill sunset race, a 5k sprint race, a free one-mile kids race and a 14.5 mile countryside race PLUS a family-friendly festival on day 2 with local vendors, music, good food, lawn games and a Kombucha Garden with riverfront fun.