Moosezilla
Grognard Warlord
If it is a Conquests mod it needs to be in the Scenarios folder of Conquests. You can do this with your extraction program when it gives you the option "extract to...". When this is clicked a way to browse will appear. Put it in Conquests/Scenarios. Then open the game and click on Civ Content. Go on the list to Crusades.biq and there you go. Welcome to the forum, and check general discussions and "newbie questions"