The Complete Guide to Ultima 1: The First Age of Darkness Walkthrough and maps with all locations labelled. http://www.pdragon.net/u1.html

Ultima I Walkthrough and technical information. http://www.uo.com/archive/ultima1/index.html

GameFAQs: Ultima I Walkthroughs and user reviews. http://www.gamefaqs.com/computer/doswin/game/11096.html

Ultima 7 - The Black Gate Remixed A remake for the Neverwinter Nights engine. http://home.comcast.net/~mmazrael/Ultima7Main.htm