Recognizing the threats: How do other do it
Safety in the World of Illusion
"How is the largest painting in Poland protected against fire and other risks? The painting - over 114m long and 5-storey high Panorama Racławicka (Panorama of the Battle of Ra-cławice) in Wrocław has escaped all dangers so far; even the "millennium flood" of 1997 did not threaten the picture..."