Here (screenshot below) is the world’s largest digital photograph – 45 gigapixels (that’s giga not mega). The previous world’s record was 26 gigapixels. The full-blown patched together panoramic of Dubai of 4,250 smaller images would stretch across 1,200 outdoor billboards. As you can see, the world’s largest photo features the world’s tallest building as well.
Here is a 3 min video showing just how high up a skyscraper the photographer had to go to take this shot: