Grant County and Surrounding Area Marinas, Washington 1    Cascade Marina, Moses Lake OTHER COUNTIES NEARBY Douglas County Washington 2    Bridgeport Marina RV Park, Bridgeport 3    Marina RV Park, Bridgeport Lincoln County Washington 4    Seven Bays Marina, Davenport        Activities: fishing, pontoon boats and waterskiing... 5    Keller Ferry Marina, Wilbur        Activities: fishing... Boating, Fishing... Walla Walla County Washington 6    Ice Harbor Marina, Burbank       Washington Marinas