My latest column for Prospect magazine deals with whiteouts, polar mirages and icy illusions. Find the full text on the Prospect site here, or after the fold.
Under normal conditions, human perception works so well as to render its workings invisible to us. But in certain circumstances—extreme weather conditions or extraordinary places—we push beyond its limits, sliding into a world of illusions as our brain struggles to make sense of its surroundings.
The photo above was taken by me somewhere near the summit of Mullach Clach a’Bhlair, which would normally look something like this.