Ah, number 9 is the parcours => Laurel would have given you this bet challenge - a soldier. No, you don't have to go through. You missed a bit XP, a key for a chest (nothing crucial in it)
http://beyond.divinedivinity.net/help/Here is the link for all maps - German gamer Hellfighter made them <img src="/ubbthreads/images/graemlins/winkwink.gif" alt="" />