Clear Skies 01 Vol. 01 brings 16 photographs of clear skies with a few clouds here and there. Check out the previews to find out what photos are included. All photos are taken with Full Frame Nikon D810 + Sigma 20mm f/1,4 DG HSM Art. All photos include horizon for better positioning. Resolution of photos: 36MPix; mostly 7360 x 4912 pix (some might be slightly cropped).