Atmospheric ice crystal displays viewed from 16,300' Balcony Camp on the West Rib of Denali. The parhelic circle (through the sun), the 22 halo and the 46 halo (around the sun) and a pair of bright parhelia or sun dogs (on either side). Mt. Foraker and Kahiltna Dome are visible in the bottom of the frame. Denali National Park, Alaska. May 2006