Ключевые слова: america, area, background, bay, baylands, bridge, buildings, california, clear, construction, crossing, delta, don edwards, east, fremont, green, landscape, levees, marsh, moss, natural, nobody, offices, outdoors, park, plants, ponds, protected, railings, refuge, restoration, san francisco, scenery, scenic, shadows, shoreline, slough, south, spring, sunny, sunshine, swamp, united states, walk, walkway, water, waterways, wetlands, wooden,