"Winter day—Paradise Valley, Montana" by Robert Spannring. The Yellowstone River, which begins in the mountains south of Yellowstone National Park and swings north then northeast until it marries the Missouri River, is the longest river without a major dam on it in the Lower 48. That's a miracle. Painter Robert Spannring gives it homage as it twists through Paradise Valley where he has spent many a day. To learn more about Spanning's art, go to