I did mine totally random. You will probably have a block or two leftover. I have only seen one that actually had a "path" planned out in it. I'll go into webshots & do a search to see what examples there might be there.
Wow, there's lots to look through!
http://www.webshots.com/search?media=photo&query=ybr+quilt&queryChannel=&sortBy=&source=search_noresults_menu