Ключевые слова: abandoned, aerial, aerialview, aquatic, basin, blue, calm, clear, collapse, crisis, damage, depression, disaster, district, drone, environmental, erosion, flooded, forest, forested, geology, groundwater, hole, hydrology, lake, lakebed, landscape, mine, mining, mirror, nature, olkusz, outdoors, poland, pollution, pomeranian, reflection, reservoir, ruins, sandpit, saturation, scenery, sinkhole, submerged, sunken, swallow, terrain, tranquil, water, wetland,