sun pillar
Taken by Greg Ainsworth on December 7, 2013 @ Very tall sun pillar this evening at sunset. Temperature approximately -15F here in Bozeman. Pentax K-r, 1/500 F/8 ISO 400

Camera Used: PENTAX PENTAX K-r Exposure Time: 1/500 Aperture: f/8.0 ISO: 400 Date Taken: 2013:12:07 16:52:44