It was cold on the rim of Bryce National Park; but the hoodoos were glowing in the early morning light at Sunset Point. I used a Nikon D 300, and Nikkor Zoom lens (18-200mm.), and Tiffen Circylar Polarizer, with an ISO of 200, F/16, and 1/25th second exposure. The camera was mounted on a Gitzo Tripod with Arca-Swiss Head