If you’re planning to be on the road for the Thanksgiving holiday, you won’t be alone. Triple-A projects 43-point-six million Americans will take a trip of 50 miles or more from home between next Wednesday, the 21st, and Sunday, the 25th. That would be a slight increase over last year. And you’ll find good news at the pump: gas prices continue to drop across the southeast. The national average price of regular gas is currently three-43 a gallon; the average in Alabama is three-20.