I really like this one:
http://hawker.smugmug.com/Hobbies/15578
I found the previous link in this thread over at x-plane.org and have yet to look through even a tenth of them. Some of them of course are known to many of us but maybe there are some that are new as well:
http://forums.x-plane.org/index.php?showtopic=19796&hl=
One little gripe to the admins, it would be nice to have the option of editing my original post to add these links to the top.