So i was at goodwill and i found in a display case a copy of Sonic & Knuckles Collection for PC. I got it for (Get this) $1! I installed on my Windows XP computer and i worked like a charm! The cool thing was it came with some awesome wallpaper Photos. I mean, i have never seen so much official art in my life! I have to say some of the art should have been Bonus content in Sonic Generations. I am uploading the photos to the article on this wiki. It may take me a while though, so be patient if you want to see it all.
This is my favorite: