Noctilucent Clouds Brodgar - 20/07/2007

This image was taken at Brodgar overlooking the Harray Loch, close to the World Heritage Neolithic site, the Ring of Brodgar. It was taken at 11.58 pm on the 20th of July 2007, with a Canon 5D 17-40lens at ISO 100 and a 13 second exposure at f/14. Douglas