http://johnstanfordmusic.com/Ambient_Music/ (http://johnstanfordmusic.com/Ambient_Music/)
stumbled across this today...very nice works!
For me, the best ambiant music will always be the music of Ecco the Dolphin :
http://ecco-darksea.com/?p=7 (http://ecco-darksea.com/?p=7) ("Ecco the Dolphin (Sega CD Redbook Audio)")
I've listened to this album hundreds, maybe thousands of time. Spencer Nilsen is a genius.