Viidumäe Nature Reserve is located in Estonia, in the western part of the island of Saaremaa, on the territory of the Lumanda and Kihelkonn volosts. Viidumäe is located in the highest and oldest part of the island, which began to rise from the sea about 10,500 years ago, the highest point of Viidumäe is at an altitude of 59 meters above sea level. The reserve was created in 1957 with the aim of protecting the biodiversity and ecosystems of pine and deciduous forests, meadows and swamps located on its territory. The area of the Viidumäe Nature Reserve is 2598 hectares, 85% of which are forested. The Saaremaa ridge divides the reserve into two parts - in its upper part there are dry areas, in the lower part there are more humid areas rich in springs. The most common tree in the reserve is pine, there are abyssal oaks, juniper, mountain ash, birch and wild apple trees. In well-lit forest glades, ostracod hairy, Kashubian peas, Alpine clover grow, in dark dark pine forests - red pollen head, ramson, tall fescue, common ivy. In wet meadows, many species of orchids and irises grow. In total, 230 species of mosses, 220 species of lichens, 700 species of mushrooms and 700 species of marsh plants, 60 of which are rare species under state protection, are identified in the reserve. The reserve is inhabited by 16 species of mammals, including red deer, roe deer, moose, wild boars, badgers, foxes, 61 birds, such as the white-tailed eagle, the gray owl, the passerine and the bryopod owls, the black woodpecker, the clintukh and others. The world of insects is quite representative - 675 species of butterflies, 21 species of ants, the class of arachnids is represented by 193 species. For visitors to the reserve, tourist hiking trails have been developed, and an observation tower is located at the highest point of Saaremaa, on Rauna Mountain. During the walk you can pick berries and mushrooms.