The modeller who are looking for absolutely free 3d models for their project like architectural visualization and other animation purposes might get their models or objects here. In a boom and peak period of animation and 3d market each other companies gaining lot of profit with selling their 3d models in format of .obj and others Google Sketch up has started their free portal to upload and download your required model and opened the doors to everybody to enter into the field of 3d animation, architectural visualization and 3d softwares. Google Sketch up 8.0 has easily get installed on your pc than other 3d software . I will strongly recommend this software to 3d modeller.