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Industrial Telescope on the top of a mountain in California.
Indian Astronomical Centre in Hanle stands tall against a backdrop of a vivid blue sky adorned with fluffy white clouds
The Tortugas Mountain Observatory is an astronomical observatory owned and operated by New Mexico State University.  It was built in 1963 to observe the planets.  Regular use of the observatory ceased around 1999 but the equipment was never dismantled.  In 2010 efforts were made to reestablish the observatory.  As of 2011 the work was still on-going.  The observatory is located on Tortugas Mountain near Las Cruces, New Mexico, USA.
Mt Hamilton, CA, USA - May 28, 2023: Road leading to Shane telescope, and building housing the telescope, part of the Lick Observatory
Cancelled Stamp Illustrating USA Space Mission.
The Mauna Kea observatories at the top of Mauna Kea (13800 ft) in Big Island, Hawaii
Gemini North Observatory on top of Mauna Kea mountain peak on Big Island of Hawaii, United States with deep blue sky and volcanic landscape.
Nordkapp, Norway - 15 July 2023: The North Cape Hall at North Cape (Nordkapp), the  northernmost point of Europe
The winter landscape of Huangshan mountain,China
Radio telescopes and the Milky Way at night
Griffith Observatory is an observatory in Los Angeles, California, USA.
Mauna Kea United Kingdom Infrared Telescope (UKIRT), Big Island, Hawaii:
Palomar Observatory is an astronomical observatory located in San Diego County, California, United States
Griffith Observatory in Los Angeles, California, United States.
The Mauna Kea observatories at the top of Mauna Kea (13800 ft) in Big Island, Hawaii
Night view of the historical Lick Observatory (completed in 1888) operated by the University of California; Starry sky and the Milky Way visible in background; San Jose, south San Francisco bay area
Large radar towers on 9500 foot  Francis Peak, Utah.
SAN JOSE, CALIFORNIA - CIRCA OCTOBER, 2021: Lick Observatory astronomical facility. Lick Observatory's Shane 120-inch telescope in the center with nearby Automated Planet Finder 100-inch reflector
Mount Evans, Clear Creek County, Colorado, USA: Ruins of Mount Evans Crest House and the Meyer–Womble Observatory (MWO) astronomical observatory - The crest house was completed in 1941 and destroyed by a fire in 1979. Designed by the architect Edwin A. Francis for the German national Justus 'Gus' Roehling. Terminus of the Mount Evans Scenic Byway - Mount Evans is the highest and most famous mountain in the Front Range, a mountain range of the Rocky Mountains. At 4,350 meters (14,264 feet) in height, it is one of the 54 so-called 'Fourteeners' in Colorado, i.e. the peaks over 14,000 feet in height. Of these, it is the closest to Denver
Gran telescopio Canarias at Roques de los muchachos in La Palma, Canary Islands
Griffith Park Observatory Los Angeles
astronomical observatory in high mountainous terrain
This October 24, 2019 photo shows a brief moment of sunlight shining on a dome at the Mt John Observatory in Tekapo, Aotearoa New Zealand. Snow is seen falling on the mountains in the distance. The research observatory is operated by the University of Canterbury.
D6-42-24-742 UK Infrared & U of Hawaii Telescope
The Mauna Kea observatories at the top of Mauna Kea (13800 ft) in Big Island, Hawaii at sunset
Satellite and land based satellite dish communication  - See lightbox for more
The Cascades is a major mountain range of Western North America in Washington and Oregon
Image of Palomar Observatory on a summer day
Mount Evans, Clear Creek County, Colorado, USA: Meyer–Womble Observatory (MWO) astronomical observatory -  property of the University of Denver. Located near the summit of Mount Evans in the Arapaho National Forest, at an elevation of 4,326 meters (14,193 ft), it is the third-highest optical/infrared observatory in the world.
Free Images: "bestof:Voyage in Space page223.jpg Charles St John at Mount Wilson Observatory A Voyage in Spacehttps //archive org/details/voyageinspacecou00turnrich Herbert Hall"
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