Approaching the summit of the Bidean. 7.20pm, 07/09/91
Very late sun flushing the west flank of Stob Coire nan Lochan. 7.40pm, 07/09/91 ~ . . . from the west top of the Bidean.
A pancake sun setting behind Resipol and Garbh Bheinn. 8pm, 07/09/91. ~ The sun had entered a weak inversion layer, where its rays were refracted by the denser air. For an explanation and examples of this and a wealth of other atmospheric phenomena, go to http://www.atoptics.co.uk/
