the oldest railroad station / depot in the USA, (1830) in Ellicott City Maryland

the oldest surviving railroad station in America, and was the original terminus of the first 13 miles of commercial railroad in the country. The site features the Main Depot building, constructed in 1830-31; the freight house, designed by E. Francis Baldwin and built in 1885; a replica of the first horse-drawn passenger rail car, the Pioneer; and a 1927 "I-5" Caboose. Housed in the freight house is a 40-foot HO-gauge model train layout showing the original thirteen miles of commercial rail track stretching from Baltimore to Ellicott Mills

for more info: http://www.borail.org/Ellicott-City-Station.aspx