Ключевые слова: attraction, city, electric, empty, eternity, europe, foliage, green, hill, historic, horizontal, in a raw, journey, lisbon, metal, nature, nobody, nostalgia, old, outdoor, pebbles, portugal, portuguese, public, rail, rails, railway, road, sintra, spring, street, symbol, symmetric, symmetry, tourism, track, trail, train, tram, tramway, transport, transportation, travel, tree, trip, vintage, vivid, way,