1. Secret chaingun in main area behind a false panel
2. Secret door in first tunnel holding a power charge
3. Secret door holding a passage that leads to a plasma bolter
4. Secret panel in the room with flashing lights holding a blue visor
5. Secret cache holding a chainsaw & power charge in outdoor area
6. Secret room with a quad shotgun & message reading "Lets Kick Reviewer's Ass."
Does anybody know where the 7th secret is? I'd like to know ASAP so I can start my NeoDoom Let's Play. I would really appreciate it.

NeoDoom download (since I'm having so much trouble attaching the file myself) http://www.doomworld.com/idgames/?id=14359