Marsh and Hills of the Radke Martinez Regional Shoreline - Contra Costa County, California USA (luqmac) Tags: darrylmcelroy luqman magicmediaproduction martinezregionalshoreline ebrpd eastbayregionalparkdistrict urbanlandscape nikond300 martinezca clouds shack cityofmartinez arroyodelhambre alhambracreek radkemartinezregionalshorel grangerwharf ebparks california usa