Only geography nerds have NASA’s Earth Observatory feed set up in their RSS reader. On there a team from NASA share interesting images from around the world as they come in from the various earth observation satellite sensors in orbit.

I check out items as they come through the feed and will occasionally download my favorites to edit into wallpapers for my laptop or phone. One of the best ever that’s been the wallpaper-of-choice on my machine for the past year is this great shot of Tanzania’s Lake Natron: