As the title suggests, this is an immense bank of clouds seen from above.
Shot taken before sunrise from the summit of Mount Chaberton, a 3.131 metres (10,272 ft) peak in the French Alps.
The summits of nearby mountains, all approximately 3.000 meters high, looked like "islands".
©Roberto Bertero, All Rights Reserved. This image is not available for use on websites, blogs or other media without the explicit written permission of the photographer.