10:00 am - 1:00 pm Wallis Pond Loop Hike May 18 @ 10:00 am - 1:00 pm Wallis Pond Loop Hike This 3.5-mile hike in Douglas State Forest will explore the Wallis Pond Loop past cisterns, cellarholes, a waterfall, and nice views. Park at the trailhead area at 122 Wallis Road, Douglas, MA. RSVP at https://bit.ly/2024hike for event updates.