All aboard! Visit the Southern Arizona Transportation Museum. Your tour guide will explain the historic and present day uses of the former Southern Pacific Depot. History comes alive when you explore the restored Depot Lobby (circa 1941), the historic Locomotive #1673 and the Museum. Learn how the railroad impacted Tucson since its arrival in March 1880. Closed on Mondays. Tours available on Tuesdays and Fridays. Call for more info.