Ключевые слова: aerial, albula, alpine, alps, architecture, attraction, beautiful, bernina, bridge, building, europe, express, famous, filisur, forest, graubunden, grisons, heritage, landmark, landscape, landwasser, landwasserviadukt, locomotive, moritz, mountain, nature, panorama, passenger, rail, railroad, railway, rhaetian, scenery, scenic, sightseeing, summer, swiss, switzerland, tourism, tourist, train, transport, transportation, travel, trip, tunnel, valley, viaduct, view,