DENVER -- Is your car a gas guzzler? Loading the family up in the car for a summer vacation? Driving quite a bit to baseball games, soccer matches, and ballet lessons?

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Gas prices often rise in the summer, but there's no reason why you should pay the highest price. Before you head out the door again, map out your route then check out GasPriceWatch.com.

The Web site plots out the cheapest gas prices within miles of your home.

Another way to save gas is by avoiding speeding. Aggressive driving lowers your mileage by as much as 33 percent.