Mount Erie Base Circumference Hike - Hike around the base of Mount Erie through forests. On its south side are occasional views of lakes, straits, bays, passages and islands. Lots of ups and downs for 1300 ft. el gain. 6.3 mile loop or 6.6 with side trip to Whistle Lake view. Meet at 9:00 a.m. in the parking lot at the Sugarloaf trailhead near the start of the Mt. Erie Road off the Heart Lake Road located south of Anacortes. Estimated return time is 1:00 p.m. You may leave when you return to the trailhead. There may be an option to hike up Mount Erie from the south side if a guide is available. Portions of this steep trail include minor scrambling.