Ключевые слова: america, american, architecture, attraction, brick, building, capital, castle, city, columbia, culture, dc, district, district of columbia, education, educational, exterior, flower, flowers, garden, historic, historical building, history, institute, institution, landmark, magnolias, mall, monument, museum, national, national mall, outdoors, sightseeing, smithsonian, smithsonian castle, smithsonian institution building, smithsonian museum, spring, states, tourism, tower, travel, united, usa, victorian, washington, washington dc,