They don't have any around here that are worth going to. The closest thing to a summer fair we have is a founder's day celebration that involves a tractor parade and all of the local hacks making disgusting food in cookoffs. (the food reference is also the reason I don't eat out, unless I'm willing to drive an hour or so)
Some of them. Each small town has a different theme - watermelons, strawberries, corn, cattle, and so on. They have parades, contests, music and pretty women.
I was crazy this year... went and my 17 year old sister convinced me to go on this with her:
And this (I don't like heights)