Ключевые слова: america, area, background, bay, birds, building, business, california, center, city, cityscape, clouds, cloudy, day, downtown, financial, framed, highrise, lake, landscape, merritt, oakland, offices, outdoors, overcast, park, paved, pond, protected, recreation, refuge, san francisco, scenery, scenic, shoreline, skyline, skyscrapers, spring, surface, tourism, town, travel, tree, united states, urban, usa, visit, walking, water,