The jh_cloudtop.zip file you have requested: Maps / Multiplayer / Jh_Cloudtop - 42.22mb is not available. Perhaps try browsing all files for the game Doom III and upload any files you want to share or are missing. This is the only information we could locate:
Here is a very small multiplayer map created out of boredom. All the textures were created in Photoshop, Paintshop, and Paint.