The Patapsco River mainstem is a 39-mile river in central Maryland that flows into the Chesapeake Bay. The river's tidal portion forms the harbor for the city of Baltimore. With its South Branch, the
Patapsco Valley State Park at Catonsville
The Inner Harbor viewed from the Baltimore Aquarium
Volunteers at a community cleanup of Herbert Run, a tributary of the Patapsco River running through Arbutus, Maryland
The Old Main Line Subdivision is a railroad line owned and operated by CSX Transportation in the U.S. state of Maryland. The line runs from Relay west to Point of Rocks, and was once the main line of
Eastbound coal train on the Old Main Line Subdivision at Monrovia in 2011
Ellicott City Station, built 1830, is the oldest surviving passenger station in the United States. Photo taken in 1970, looking south towards Baltimore.