If you’re planning an end-of-the-summer road trip, you’re in luck: Gas prices across the country are pretty low right now, dropping about 6% in the last month to just $2.59 a gallon on average. But if you’re planning to hit the highways and byways this fall, your luck is about to get even better at the pump, as experts say gas prices could fall below $2 a gallon next month. [More]