Examples of Free Works
Flickr is an image and video hosting website that allows users to post, share, and comment on each other's content. Flickr allows users to easily choose creative commons licenses for their content, demonstrating that it may be shared freely. As of October 2011, Flickr hosts over 200 million creative commons licensed images. (CC Wiki)
The Blender Foundation provides free, open source software for developing 3D content. They also support the collaborate creation of fully open movies , which release all of their resource files to be remixed and reused by the public.