I am searching for Week 18 Iowa by xlr8_spy. I have finally came in contact with him and he said that we could redo it and any of his other awesome creations. Now all we need is someone to still have the track. Here is a pic of week 18. I believe there i s a week 19 and 20 also.
(http://www.motocrossmadness2.com/db/content/images/tracks/Supercross/week_18_--_iowa.jpg)