https://anschutzcollection.org/wp-content/uploads/2017/05/header_top.png00amwahttps://anschutzcollection.org/wp-content/uploads/2017/05/header_top.pngamwa2017-04-25 16:19:442017-05-16 09:49:29John Henry Twachtman, “Canyon in the Yellowstone,” c. 1895.