Didn't really give Blur very long to claim his rightful position, but I had a thought about elevators, so here it is:
Make a Background image involving elevators. Some examples:



And for those AGSers in Nebraska, or Kansas, who have never seen a "lift," here's another possibility, a grain elevator:

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Judging criteria as normal:
Concept - Does it match the subject matter?
Play ability - Are there things in the image that make your mouse finger twitch?
Artistic merit - Is it "pretty?"
Current plan is to take entries until April 20. Followed by five days, or so, to vote.