Kitt Peak (40 miles west of my home QTH) Founded in 1958, KPNO operates three major nighttime telescopes, shares site responsibilities with the National Solar Observatory ((The McMath-Pierce Solar telescope comprises three telescopes in one: the main, east auxiliary, and west auxiliary mirror systems. The three telescopes can be used concurrently and independently.) (Kitt Peak 60-cm Vacuum Telescope)) and hosts the facilities of consortia which operate 19 optical telescopes and two radio telescopes. For more info see http://www.noao.edu/kpno/

Solar telescope: http://www.nso.noao.edu/synoptic/synoptic.html