Unicorn Peak, Thunderclouds , 1967 by Ansel Adams

Ansel Adams made this image with a medium format camera around 1967 in late spring or early summer when heavy snow still swathed the granite peaks of the Cathedral Range south of Tuolomne Meadows. The billowing thunderclouds piled high above the peak are atypical so early in the year and indicate the photograph was taken on an exceptionally hot day when the heat would have created the massive evaporation to form the clouds.... read more