Alaska Photo by Alaska FreePhoto by Free Download ▾ 7500 x4887 3840 x 2502 2560 x 1668 1920 x 1251 1280 x 834 800 x 521 7500 x4887 3840 x 2502 2560 x 1668 1920 x 1251 1280 x 834 800 x 521 License: Free for personal and commercial use. Not for sale or redistribution. Appreciation not required but appreciated. Facebook Twitter Camera: NIKON D1X 16/1 mm f/2.8 25/1 s winter green light sky snow alaska atmosphere wilderness scandinavia aurora borealis northern lights light phenomenon ionization north pole phenomenon Colors: