Overview Cottonwood Group Picnic Site is located next to scenic Cottonwood Lake on the Salt River Mountains, surrounded by the forests of western Wyoming.Recreation The lake offers great canoeing and boating for smaller craft, as well as fishing for brook and cutthroat trout. Hiking, mountain biking, off-road vehicle and horseback riding trails are in the area.Facilities This day-use picnic site can accommodate up to 25 guests and 8-10 vehicles. Vault toilets and drinking water are provided.