Wood River Trail is a standout hiking destination in Hopkinton, Rhode Island, covering 6.0 miles with 100ft of elevation change. Stats: 6.0 miles, 100ft gain, Easy. Type: Point-to-Point. Surface: Dirt. Time: 3 hours. Fee: Free. Dogs: Yes. Permit: No. Wildlife: deer, herons, mink, beavers, brook trout. Best seasons: Pristine fly fishing river trail through Arcadia. Pack water, layers, and appropriate footwear. Conditions vary across Rhode Island. Leave No Trace: stay on trail, pack out all waste, respect wildlife.