white_mountains_cloudscapeCumulonimbus: a heap of luminous clouds, at least that is how the latin is translated. While the reference to a heap (cumulus) sounds a little undignified for these massive structures, the luminosity or halo of saints or supernatural beings (nimbus) reflects their magic. And when mortals are left in dark valleys at the end of the day, these clouds seem to generate their own light. Click on the image for a larger view.