Update:
June 30th, 2012:
a) Updated the boundright and boundleft.
b) Updated sprite 0,0 to look more accurate with the original source.
c) Updated sprite 1,0 to fix possible issues with boundright and boundleft.
d) Updated boundhigh to remove a annoying pink background.
Image:
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Video:
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Cool stage!

-Maybe add some shadow to the rail.
-A few more buildings in the back.