Ключевые слова: abstract, boston, building, chain, city, cityscape, close up, closeup, connection, detail, district, dock, downtown, harbor, heavy, horizontal, industrial, iron, landscape, link, massachusetts, metal, object, old, outdoor, park, rust, rusty, selective focus, skyline, skyscraper, steel, strength, strong, sturdy, texture, tourism, travel, united states of america, urban, usa, water,