surely not in your aesthetics maps forum, this is for user created maps only try Bungie, also Halo Wiki provides you with a couple of overheads
If your a noob read all the guides and follow the rules, and you will get along here just fine. Here is the basic posting guidelines Forge Hub - Announcements in Forum : Halo 3 Forge Maps and be sure to check out all the other rules of forgehub.
This If you have any questions about it, just send me a pm and I'll do what I can to help. Also, if you have any more questions like this the correct location is the Halo discussion, or possibly the Forge discussion depending on what you are using it for. Meanwhile, :lock:
quite a few of the maps here have an overhead included, but not all Halo 3 Maps - Xbox 360 Multiplayer Maps