A sky colored by using a polarizer filter, which "sees" colors in the window plastic due to stresses (the windows exhibit this birefringent effect because of stresses in the forming of the plastic); while flying over the Chigmit Mountains of the Aleutian Range, with the Augustine Volcano on Augustine Island in the distance; during a flight between Anchorage and Dillingham, Alaska, USA, July, AK_Round_Island-1286