Ключевые слова: 4th, 50, alabama, america, american, atlas, background, blank, border, cartography, celebration, concept, continent, contour, country, democratic, design, earth, education, federal, freedom, geography, global, globe, graphic, holiday, illustration, isolated, land, location, map, modern, nation, national, navigation, outline, patriot, patriotism, pattern, sign, state, states, symbol, template, travel, united, us, usa, world,