Amid rising gas prices, California commuters may find some relief if they're willing to go a little out of the way to find it. At the Morongo Travel Center in Cabazon, gas prices are well below the national average: $4.99 for regular, $5.29 for mid-grade and $5.49 for premium. Find out the legal loophole California’s tribal casinos use to undercut the competition at the pump.