F12 Wallpaper Sprinting
UPDATE: The links to the full-size images were actually linking to smaller thumbnails; I updated these where I could so they point to the full 2048×1536 wallpapers. I've been working with Jon McCann, Charlie Brej, Nicu Buculei, Jeremy Perry, María Leandro, and Ian Weller's help and critique the past few days on trying to come …