The B&O Railroad Museum, located in Baltimore, Maryland, is dedicated to preserving the history of the Baltimore and Ohio Railroad, one of the oldest railroads in the United States. The museum features a vast collection of locomotives, cars, and artifacts that showcase the evolution of rail travel and its impact on American society. Visitors can explore the museum's indoor and outdoor exhibits, including the historic Roundhouse, which houses some of the oldest locomotives in the country. The museum also offers educational programs and special events, making it a valuable resource for those interested in the history of railroads and transportation.