Sagittarius and Scorpius in the pre-dawn sky, March 15, 2013, from the Painted Pony Resort, New Mexico. This is a stack of 5 x 4 minute exposures at f/2.8 with the 35mm lens and Canon 5D MkII at ISO 1600, with the ground from one image, plus a stack of 2 exposures through the Kenko Softon filter for the star glows.
The Amazing Sky 