Baltimore and Ohio Begins Regular Service

On August 25, 1830, the Baltimore and Ohio Railroad launched its first regular passenger operations using horse-drawn cars on the 13-mile line to Ellicott's Mills. This event followed the laying of the first stone in 1828 and represented a pivotal shift from canal to rail transport in America. Key figures included Philip E. Thomas and George Brown, who championed the project amid competition from the Chesapeake and Ohio Canal. The service quickly proved popular, carrying hundreds of passengers daily and demonstrating the viability of steam power soon after with the Tom Thumb locomotive trials. Engineering challenges included navigating the Patapsco River valley with early strap-iron rails on wooden stringers. The B&O's success inspired dozens of other lines, establishing the template for American railroad expansion and contributing to Baltimore's growth as a major port. Its lasting impact includes the preservation of the original right-of-way as part of the modern MARC commuter system and the B&O Railroad Museum.