Potomac River, Maryland Montgomery county, Violette's Lock - GW Canal Loop section road map. <<< Back to Potomac River main page MAP LEGEND: Blue Dot = Put In, Red Dot = Take Out (Above map supplied by Wanan W., copyright ©.) Putin Location Coordinates: Latitude: 39.06679 Longitude: -77.3287 Takeout Location Coordinates: Latitude: 39.0521 Longitude: -77.3083 HIGH QUALITY TOPO MAP, CLICK HERE Hotels near Potomac River, Maryland: Bridgestreet Corporate Housing St. John's Wood, Reston 4.6 miles away Towneplace Suites By Marriott Sterling/Cascades, Sterling 5.5 miles away Hampton Inn Dulles/Cascades, Sterling 5.7 miles away Hyatt Regency Reston, Reston 6 miles away Comfort Inn Dulles International Airport, Herndon 6.1 miles away National at Metropolitan at Reston Town Center, Reston 6.1 miles away Residence Inn By Marriott Herndon Reston, Herndon 6.2 miles away Hyatt Place Sterling / Dulles Airport - North, Sterling 6.3 miles away Holiday Inn Express Herndon, Va, Herndon 6.4 miles away The Westin Reston Heights, Reston 6.4 miles away Sheraton Reston Hotel, Reston 6.5 miles away Springhill Suites By Marriott Herndon/Reston, Herndon 6.6 miles away Hyatt Summerfield Suites Herndon, Herndon 6.7 miles away Courtyard By Marriott Herndon/Reston, Herndon 7 miles away Courtyard By Marriott Dulles Town Center, Dulles 7.5 miles away Fairfield Inn And Suites By Marriott Germantown, Germantown 7.8 miles away * Distances listed are direct linear distances, actual travel distance may be different.