Dark Mourn Chapel

Hey, I was wondering if i could get any help with my map via. ideas on what i can do to improve it.

http://www.wadsinprogress.info/?a=listwads&wad=397

Id most apreciate help for screenshot3.
*New Screenshot's*
Yes, theyr bad, but i want help on thoes area's.

Take a better more clear screenshot for pic 3. It actually doesn't look as good with all those monsters there either.
The lighting in shot 2 looks great, and uh, shot 1 is good? :)

Allright, thnx for the adivice, ill do that within the week =).