Ключевые слова: arch, architecture, asia, awe, background, baikal, blue, cape, coast, construction, day, eastern, engineering, idyllic, irkutsk, lake, landscape, masonry, mountain, nature, nobody, old, postcard, rail, railroad, railway, reflection, road, rock, russia, siberia, siberian, sky, sleepers, stone, stonework, summer, sunny, tourism, track, trans, transcontinental, travel, tunnel, wanderlust,