Ключевые слова: abstract, america, american, atlantic, background, blue, borders, boundary, cambridge, chart, circle, country, cut, design, digital, drawing, geography, graphic, illustration, island, map, massachusetts, nation, national, ocean, outline, pattern, providence, red, rhode, round, sea, shadow, shape, silhouette, square, state, states, symbol, transport, travel, united, us, usa, vector, white, world,