Charlemagne, 747-814 AD. Portrait after Albrecht Durer, c 1600. Notice the crown. Hapsburg Treasury, Vienna Austria. These places are uniformly dark, but I was pleased with the quality I got with ISO at 6400. More about the beauty of this classsic city and the challenges of photography on tour. jeffnewcomerphotography.blogspot.com/2011/09/prague-tp-bu...