Waders fly over Lake Kalgachinskoye at Vodlozersky National Park in the north of Russia, Arkhangelsk Region on September 6, 2020. Spanning across a total area of 0.5 mln ha in Pudozhsky District of the Republic of Karelia and Onezhsky District of Arkhangelsk Region, the park is enlisted in UNESCO’s World Network of Biosphere Reserves. (Photo by Ilya Timin/TASS)
