NOAA’s Great Lakes CoastWatch website is updated daily with satellite images of the lakes. It’s a great site, but unfortunately the images are often simple pictures of the tops of clouds floating over the region.

But, as a post on NASA’s Earth Observatory site points out, the sky opened up in late August and gave the agency’s Aqua satellite caught a clear, cloudless glimpse of the Great Lakes region.

Click the image above for an absurdly large version of the file.