Ключевые слова: america, arch, architecture, beautiful, bridge, bridges, cable, cathedral park, cityscape, connection, construction, downtown, engineering, gothic, highway, historic, infrastructure, landmark, linnton, north portland, northwest, oregon, pacific, pacific northwest, park, passage, portland, portland oregon, river, span, st johns, st johns bridge, steel bridge, steel suspension, structure, suspend, suspension, suspension bridge, technology, tourism, tower, traffic, transport, transportation, travel, truss, willamette, willamette river, willamette river crossing,