Ключевые слова: abandoned, architecture, canal, channel, concept, concrete, construction, corridor, danger, dark, death, deep, dirty, drain, ecology, empty, end, environment, escape, exit, flow, flowing, freedom, hole, industrial, industry, inside, mystery, passage, perspective, pipe, pipeline, plant, pollution, river, round, sewage, sewer, sewerage, splash, subterranean, technology, tube, tunnel, underground, urban, voronezh, wall, wastewater, water,