Here is a very nice variation on "Rapids": http://www.wry.me/hacking/Turing-Drawings/#3,6,2,2,3,2,4,0,0,3,3,2,1,2,1,1,0,1,2,3,2,3,0,2,1,0,2,5,3,2,5,2,2,4,1,1,5

Here is a very nice variation on "Rapids": http://www.wry.me/hacking/Turing-Drawings/#3,6,2,2,3,2,4,0,0,3,3,2,1,2,1,1,0,1,2,3,2,3,0,2,1,0,2,5,3,2,5,2,2,4,1,1,5,0,2,4,3,0,4,0,1,5,2,2,1,3,2,1,0,2,2,0 http://www.wry.me/hacking/Turing-Drawings/#3,6,2,2,3,2,4,0,0...