View north along the Yellowstone River and Hayden Valley toward the Washburn Range. Yellowstone National Park, Wyoming. 1970.

Album caption and index card: Hayden Valley. View north along the Yellowstone River and Hayden Valley toward the Washburn Range. Mount Washburn, part of an ancient Absaroka volcano, is the highest prominence (elevation 10,293 feet) on the skyline to the right, and Dunraven Pass is in the notch in the center of the skyline. Hayden Valley is cut in glacial lake sediments that overlie thick lava flows covering the caldera floor. Yellowstone National Park, Wyoming. 1970.