Ключевые слова: america, architecture, block, blue, building, canada, canadian, capital, city, cityline, cityscape, cloud, day, downtown, exterior, facade, famous, gothic, government, green, hill, historic, historical, history, iconic, landmark, landscape, library, monument, national, north, old, ontario, ottawa, parliament, peace, river, sky, skyline, summer, symbol, tourism, tower, town, travel, trees, trip, urban, view, water,