A panorama of the Northern Lights, aurora borealis, taken July 13/14, 2013, from the Reesor Ranch in southwest Saskatchewan, in the Cypress Hills. This is a 6-section panorama, each segment a 30-second exposure with the 24mm lens at f/2.8 and Canon 5D MkII at ISO 1600. Stitched with Photoshop Photomerge command. The glow at left on the horizon is Medicine Hat, Alberta.
The Amazing Sky 