Chamna Natural Preserve (276 acres). Located adjacent to the Yakima River and the I-182 bridge, access is from Aaron Drive. The preserve has dirt multi-use trails (motor vehicles are not allowed) and an information kiosk. There is a gravel / asphalt parking area. From Aaron Drive turn south on Jadwin Avenue and cross I-182. Turn right on Carrier Road, travel 500 feet and turn right into the Chamna Preserve. Follow the road to the parking lot.