2012-04-28- 5dmk3@21 mm Carl Zeiss. 7 bracketed images per frame HDR. This image is made up of about 150 stitched images x 7 bracketed frames for about 1000 total frames. Shot with Lee's Big Stop 10 ND Filter. Image measures 11444x7549. That is the equivalent of capturing this image with a 86 megabit CCD.