Henry, we must be twins. I just saw this post and can't beleive we just modified the same stadium. I just felt like working on a stadium mod, as well. Here's the version of Met that I completed with a grass field and cityscape for my Metro Leagues. I call it Mammoth Stadium and was designing it for a possible future expansion team in the Metros. It can be found here...
http://www.sportplanet.com/sbb/jerse...3/metsamp.html