Ключевые слова: america, american, architecture, avenue, building, capital, castne, city, columbia, dc, democracy, district, exterior, fence, front, garden, government, history, landmark, landscape, lawn, mall, monument, museum, national, office, oval, pennsylvania, political, politics, power, president, sky, smithsonian, spring, springtime, square, street, symbol, travel, tree, united, united states, us, usa, washington, white house,