Ключевые слова: 2016, architecture, art nouveau, austria, austrian, building, city, cityscape, editorial, eu, europe, european, former, jugendstil, karlsplatz, karlsplatz stadtbahn, landmark, liberty, mass transit, oesterreich, olbrich, osterreich, public transport, railroad, railway, stadtbahn, station, town, train, transport, transportation, urban, vienna, viennese, wagner, wien,