Nome: Mapa topográfico Back River, altitude, relevo.
Local: Back River, Wharf Road, Tradepoint Atlantic, Sparrows Point, Edgemere, Baltimore County, Maryland, 21219, United States of America (39.23092 -76.49997 39.31174 -76.39977)
Altitude média: 4 m
Altitude mínima: -3 m
Altitude máxima: 25 m