Also, really impressed. The way the tunnels on the left side met up with the Mario tunnel was pretty cool.
You mean to say that under the tunnels, that is under all of the black, there is more? And there is more stuff in the air too?
Ima kill Randall Munroe >_<
http://edc.srvs.us/1110/ seems to have a pretty complete tiling
Also, really impressed. The way the tunnels on the left side met up with the Mario tunnel was pretty cool.