
Zelenchukskaya (Зеленчу́кская) is a rural locality (a stanitsa) and the administrative center of Zelenchuksky District of the Karachay–Cherkess Republic, Russia, located on the Bolshoy Zelenchuk River. Population: {ru-census|p2010=19,449|p2002=21,025|p1989=20,455} In terms of population, it is the most populous rural locality in the...
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http://en.wikipedia.org/wiki/Zelenchukskaya

Site of what was formerly the world's largest single-mirror optical telescope, with a mirror of 6 m/19.7 ft diameter, in the Caucasus Mountains of Russia. At the same site is the RATAN 600 radio telescope, consisting of radio reflectors in a circle of 600 m/2,000 ft diameter. Both instruments are operated by the Special Astrophysica...
Found on
https://www.encyclo.co.uk/local/21221
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