Sidney Lust's Drive In Theatre, U.S. Route 1, Beltsville, Maryland (NAID: 169136694) It’s summertime and that means that it is drive-in movie season! In their heyday, there were thousands of drive-in theaters across the United States. Some of these drive-ins could accommodate over a thousand vehicles at a time, so you can imagine the kind … Continue reading See Movies from Your Car! (If You Can Beat the Traffic)