Ключевые слова: aerial, architecture, big, bridge, canal, city, connection, copper, country, crossing, downtown, draw, drawbridge, drone, great, harbor, houghton, keweenaw peninsula, lake, lakes, landmark, landscape, lift, liftbridge, michigan, midwest, mine, portage, portage lake, portage lake lift bridge, river, scenic, shops, span, steel, suspension, towers, town, travel, up, upper peninsula, water, waterway,