Awesome T-shirt design! There is no school like old school! And as for online old-school dungeon design? Check out these links: This one is in progress of being designed, and looks pretty sweet: http://www.dungeonographer.com/ Risus Monkey Random Dungeon Map Generator: http://www.velvet-edge.com/RisusMonkeyMap.html Dyson's Random Morph Map: http://www.1km1kt.net/geomorph/ donjon's Random Dungeon Generator: http://donjon.bin.sh/d20/dungeon/ Random Inn Generator: http://inkwellideas.com/roleplaying_tools/random_inn/ Wilderness Hexmap Generators: http://www.mentalwasteland.net/HexMapper/ http://inkwellideas.com/roleplaying_tools/hexographer/ http://axiscity.hexamon.net/users/isomage/wildgen/ Happy gaming!