Map of South Trail, Charles County, Maryland LOCATION Latitude: 38.63194 Longitude: -76.83083 Current weather conditions at South Trail, Charles County, Maryland Local climate location: WASH NATL WSCMO AP 14 miles away    High quality water resistant topo map of South Trail, Charles County, Maryland.   Maryland Hiking Trails Complete list of all hiking trails in Maryland sorted by county. Books about South Trail, Charles County, Maryland List of books available on Amazon.com about South Trail. Outdoors Recreation Near Washington-Arlington-Alexandria, DC-Virginia-Maryland-West Virginia Outdoors recreation in the vicinity of Washington-Arlington-Alexandria, DC-Virginia-Maryland-West Virginia, the metro area neareast to South Trail. Find info on campgrounds, marinas, hiking trails, ski resorts, lakes, beaches, parks, whitewater, golf courses and more. Maryland Outdoors Index Index of outdoors activities in the great state of Maryland.