raises his hand

(or a light bulb)
p*sses me off too, you think you've finally found the route you need 2 b taking, then suddenly... BANG!!! you run right into that invisible forcefield...
there must of been forcefields in WWII, IDsoftware use them
and while on that point!!!
have you had a look at some of the texturing in MOH after completing it, then editing some maps and looking for inspiration,
you think to urself have a look at that shite, how the hell did they get away with that,
1 gr8 example: the snowy park, did you see the snow on the steps \ / you'll see what i mean \ / \/
