Gas is $2.35 right now in SD. One local Kum and Go as gas at $2.30.
Diesel is $2.69/gal. I heard it's a lot cheaper in europe?
I remember when I was a lil kid it was $.98/gal.
AND here's a cool map of the US gas prices -
http://www.southdakotagasprices.com/...By_County.aspx