¥ To activate cheat mode, type "thunder" during game play.  You should see a circle with an exclamation point in the top right corner of the screen.  Note: For Settlers II Gold Edition, type "winter" instead of "thunder".

¥ While in cheat mode, press the <F7> key to reveal the entire map.  Hold the <OPTION> key and type a number (1 - 9) to change the game speed.  Cheat mode also allows you to build headquarters in unoccupied territories.
