Wow I'm sorry to see that Melissa. I can only imagine the kind of damage the water will do to the base of the tower, the concession stand, and the track itself (weaken the aggregate underneath?)
I hope you don't incur too much loss.
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I USED TO HAVE an 85 Camaro 305 4bbl, 90 Firebird V6, 97 Firebird V6 (10 speakers!). Despite the two family vehicles, 3 kids, wife and mortgage, I can finally realize the dream - 88 TA almost all stock... for now.
http://www.cardomain.com/id/untameddave
Wanted this -

, but ended up with this -

for free. Can't argue with free.