Ключевые слова: abstract, america, american, art, background, black, border, boundary, business, cartography, chicago, concept, contour, country, design, federation, geography, graphic, icon, illinois, illinois icon, illinois map, illinois vector, illinoisan, illustration, isolated, land, landmark, location, map, nation, national, outline, region, rockford, shape, sign, silhouette, state, states, symbol, territory, travel, united, united states, us, usa, website, world,