Not sure if noone ever noticed but after watching Band of brothers again i noticed the MP_carantan map was build after the BoB episode 3 Including all of the details as in The Piano the destroyed buildings Its all remade after BoB episode 3 theres trailers of BoB on google video or youtube go check it yourself its pretty nifty
heres a picture with the CoD map and scenes from the Episode
Yup, there are also other maps that Easy Company fought in that are in Cod and Uo. Brecourt(the map in the game was changed a little bit). For UO it was Foy, Easy company led the attack on this battle.