Glenn L. Martin Maryland Aviation Museum is a nonprofit Maryland aviation and space-history museum now located in the Maryland Aerospace Heritage Center at 2323 Eastern Boulevard, Middle River, during an ongoing renovation and move. Its galleries interpret Glenn L. Martin and Maryland aviation history, including the Martin Company’s rocket and missile legacy, Rosie and the Martin workforce, and the museum’s flight line of historic aircraft. Public programmes and escorted flight-line visits are subject to the operator’s current schedule, renovation and entrance arrangements, and weather; confirm before travel. Visitor location: Maryland Aerospace Heritage Center, 2323 Eastern Boulevard, Middle River, Maryland 21220, United States.