Feel free to use any of the stuff included there for your maps. Folder is already organized in accordance to the Nexuiz Data structure. With stuff going in their right places respectively. It includes models in ASE format, textures in TGA format, a skyshader (which you will have to add manually to your shaderlist for it to show up in-editor), and the .map files.
File download - ~13 MB (please grab it and transfer it to somewhere where it won't disappear. If anyone would like to post these to www.opengameart.org, feel free

http://www.mediafire.com/file/ykyndzmzdjn/Nexuiz_HappyPlace_Resources.7z
Preview of a few of the models included:









Cheers

P.S. ohcrap. I forgot to add attribution and the shader included is probably the old one -_-
Please unzip this to the data folder inside the first file. It contains the sky shader and a readme
http://www.mediafire.com/file/tdwywzgnvid/Nexuiz_HappyPlace_Resources_ADDENDUM.7z