It doesn&#x27;t get any simpler to understand, than this.. &quot;The Miracle of the Snow&quot; by Masolino Da Panicale circa 1400 from Florence, Italy in the Church of Santa Maria Maggiore, depicting Jesus and Mary on very non vaporous &quot;lenticular clouds&quot; (flat and circular), or accompanied by an armada of flying saucers stretching beyond the horizon.