Sort of says it all, right?
Not talking about campaigns/missions, but just the landscape. At first I really liked the Angola one. Now I am leaning towards the Afgan one. Lots of places to be sneaky.
Steel Armor: Blaze O War (SABOW)---
ISABOW mod. Check Graviteam forum. New AI vehicle M113a1 with recoiless and M106a1 self propelled mortar carrier. Much of other little stuff too.
Requires AUG SABOW patch from Graviteam. Enjoy