Ключевые слова: abstract, america, art, border, california, cartography, chart, color, colorado, computer, concept, contour, country, cut, flag, geography, graphic, hawaii, icon, illustration, indiana, isolated, kansas, kentucky, louisiana, map, missouri, nation, national, north, ohio, oklahoma, outline, shape, silhouette, state, states, symbol, texture, topography, travel, united, us, usa, white, world,