Name: Basitchay State Nature Reserve
Year of foundation: 1974
Area (hectare): 107
Location: Within the territory of Zangilan administrative district, Basut-Chay valley.
Description: The Basut-Chay State Reserve was established for the protection of a unique plan-tree grove. In October 1980, the area of the reserve was reduced by 10 hectares. It is consisting of Quercus iberica and Caucasian hornbeam, while on the hilly plateau of the left bank, forest of Celtic caucasica and Indian Juniper (Juniperus polycarpos), Pistacia and others are developed. Platan trees have an average age of 170 years; however, there are some real giant trees, which are up to 1,200-1,500 years old. The height of these trees is 50 m with diameter of up to 4 m. The main protected object is the unique plane-tree grove, which is the biggest in the world. Five settlements were located around the reserve, inhabitants of which traditionally considered this plane-tree grove as their private plots.