Ключевые слова: aerial, aerial photography, aerial survey, ancient, architecture, august, bell tower, blue, cathedral, christianity, church, clouds, day, desert, history, island, lake, landmark, landscape, male, monastery, nilostolobenskaya desert, nilova desert, old, orthodox, religion, russia, seliger, sky, summer, sunny, svetlitsa, temple, top view, tver region, view, water, water surface,