Instructor: - Durango Nature Studies’ Program Coordinators Cost: $5 per child, free for members (group discounts apply – ask your instructor or call 769-1800) Start your preschoolers out loving nature by spending an hour each week looking at nature with Durango Nature Studies’ naturalists. This is a great summer activity for little ones and their parents. A DNS Naturalists will meet you and your kids by Rotary Park for an hour of activities and walking along the river trail. No reservations are necessary, just show up.