Blue sky Photo Blue sky FreePhoto Free Download ▾ 6000 x3633 3840 x 2325 2560 x 1550 1920 x 1163 1280 x 775 800 x 484 6000 x3633 3840 x 2325 2560 x 1550 1920 x 1163 1280 x 775 800 x 484 License: Free for personal and commercial use. Not for sale or redistribution. Appreciation not required but appreciated. Facebook Twitter Camera: NIKON D5200 400/10 mm f/10.0 10/2500 s 250 ISO line danger energy technology clouds wood power industrial high outdoors electricity wire steel iron blue sky power line high voltage low angle shot catenary electric posts electrical post Colors: