Features huge, interactive HO scale model railroad depicting B&O passenger line from Union Station, DC to Brunswick Freight Classification Yards. Railroad equipment and memorabilia, social history exhibits, photographs, Victorian costumes, furnishings, toy, baseball, and medical history exhibits. C&O Canal Visitor Center and Pete Harper's Children's Hands-On Activity Room located on main floor. Thursdays/Fridays 10:00 am -2:00 pm Saturdays 10:00 am - 4:00 pm Sundays 1:00 pm - 4:00 pm Free Admission