Ключевые слова: abstract, ak, alaska, america, american, americas, area, atlas, background, blank, border, building, cartography, color, continent, contour, country, cutout, empty, flat, geographic, geography, graphic, gray, icon, illustration, image, island, isolated, land, map, outline, physical, shape, silhouette, states, symbol, template, topography, united, unity, us, usa, white, world,