Ключевые слова: amaerican, america, blue, border, cartography, city, continent, contour, country, federal, flag, frontier, general map, geography, grey, highlighted, map, north, north america, oklahoma, oklahoma city, oklahoma flag, oklahoma map, osage, part, political, profile, region, shape, shield, silhouette, state, states, subdivision, symbol, symbolic, territory, topography, tourist, travel, two, united, united states, us, us state, usa, versions,