Marsha Karle Art Bozeman artist Marsha Karle is a watercolorist and illustrator with a special interest in nature. Her art reflects her experiences living and working with the National Park Service for many years in some of America’s most dramatic natural settings. Marsha retired from Yellowstone National Park in 2004 to pursue her interest in art full time. She has had numerous exhibits in the Bozeman area. Marsha and her husband, Paul Schullery, have collaborated as artist and author on four books....