Well, turns out I wasn't entirely correct for this picture. They rendered it to three bigass images: http://translate.google.es/translate?u=http%3A%2F%2Fwww.sev

Well, turns out I wasn't entirely correct for this picture. They rendered it to three bigass images: http://translate.google.es/translate?u=http%3A%2F%2Fwww.sevilla111.com%2Fcomosehizo.htm&sl=es&tl=en&hl=&ie=UTF-8 http://translate.google.es/translate?u=http%3A%2F%2Fwww.sevi... For some of the other massive Gigapixel photographs I've seen they've rendered it down to only one image file: http://70gigapixel.cloudapp.net/index_en.html#3 http://70gigapixel.cloudapp.net/index_en.html#3