Scope and Contents Postcard – No. 108 – Mt. Washburn Summit. Altitude 10,318 feet, Yellowstone National Park. The Grand Loop trip going north from Canyon Junction reaches Mt. Washburn and Dunraven Pass. The view from the top of Mt. Washburn shows the canyon and Yellowstone Lake. Postcard – No. 116 – Fishing Bridge over Yellowstone River at outlet of Yellowstone Lake, Yellowstone National Park. The Fishing bridge is usually lined with fishermen and is a popular spot for anglers. At the bridge the...