Saguenay Large and Great Plains with a camera pitch of 23 deg (as opposed to the default 45 deg).
I find that playing at a low camera pitch is great fun! You get to use the ctrl+(left/right) option far more.Find out for yourself...
Put these files (both xs and xml) in C:\...\My Documents\My Games\Age of Empires 3\RM
camera starts off at a pitch of 45 deg (lasts for 1 second) and then (for some reason) moves to the other side of the map. DON'T PANIC, I just haven't mastered all these funky triggers. just click to where you want to go on your minimap.