Special astrophysical observatory of Russian Academy of sciences located in mountain area (Caucasus, Russia) at altitude 2000 m near Arkhyz. Tower od Big azimuth telescope is presented at the image. Shutterstock Image - Special astrophysical observatory of Russian Academy of sciences located in mountain area (Caucasus, Russia) at altitude 2000 m near Arkhyz. Tower od Big azimuth telescope is presented at the image. - ID: 1025769940