This year the offered the "Cattle Drive".

Some more images here. (too large to include inline)
http://pics.reedssports.com/gb/RCD-008981.JPG]
http://pics.reedssports.com/gb/RCD-008902.JPG
More photos can be seen at this post HERE.
In 2010, they offered the Boy Scout's edition.




Gunblast did a review of it HERE
Over the years they have also done various USA shooting team rifles, usually in time for the Olympics.
They were usually in some combination of red, white and blue



The current USA shooting team Take-down rifle:

Lousiana bicentennial commemorative edittion

Sept 11th commemorative edition

There are many other commemorative models that have been offered over the years.
Other Ruger 10/22 posts.
http://www.indiansforguns.com/viewtopic ... 13&t=17852
http://www.indiansforguns.com/viewtopic ... 13&t=17786