Back in April (which seems like a long time ago now!) we took a photograph of the Kitinen River near Sodankylä Geophysical Observatory.
At the time we promised to take a photo in summer from the same spot. Well... here's one:
However, here's a better one! This is a panorama, taken at approx. 23:45 on 23rd June 2011 (just after the mid-sommer). There is a hint of a rainbow, and the sun would drop out of the clouds, about 30-40 minutes after this sequence was taken. (Click on the image for the full-resolution version.)