Optical Observatories of the Americas

The Maunakea Observatories (MKO, also known as Mauna Kea Observatories) are a group of independent astronomical research facilities and large telescope observatories that are located at the summit of Mauna Kea on Hawaiʻi, United States.

The Palomar Observatory is an astronomical research observatory in the Palomar Mountains of San Diego County, California, United States.

The Very Large Telescope (VLT) is an astronomical facility operated since 1998 by the European Southern Observatory, located on Cerro Paranal in the Atacama Desert of northern Chile.

Rubin Observatory, formerly the Large Synoptic Survey Telescope (LSST), is an astronomical observatory in Coquimbo Region, Chile.

The Lick Observatory is an astronomical observatory owned and operated by the University of California.

The Yerkes Observatory ( YUR-keez) is located in Williams Bay, Wisconsin, United States.

McDonald Observatory is an astronomical observatory located near the unincorporated community of Fort Davis in Jeff Davis County, Texas, United States.

Lowell Observatory is an astronomical observatory in Flagstaff, Arizona, United States.

The Kitt Peak National Observatory (KPNO) is a United States astronomical observatory located on Kitt Peak of the Quinlan Mountains in the Arizona-Sonoran Desert on the Tohono Oʼodham Nation, 88 kilometers (55 mi) west-southwest of Tucson, Arizona.

Cerro Tololo in the Coquimbo Region of northern Chile, with additional facilities located on Mt.

La Silla Observatory is an astronomical observatory in Chile with three telescopes built and operated by the European Southern Observatory (ESO).

The Gemini Observatory comprises two 8.1-metre (26.6 ft) telescopes, Gemini North and Gemini South, situated in Hawaii and Chile, respectively.

Subaru Telescope (すばる望遠鏡, Subaru Bōenkyō) is the 8.2-metre (320 in) telescope of the National Astronomical Observatory of Japan, located at the Mauna Kea Observatory on Hawaii.

The National Astronomical Observatory of Japan (国立天文台, kokuritsu tenmondai) (NAOJ) is an astronomical research organisation comprising several facilities in Japan, as well as an observatory in Hawaii and Chile.

The David Dunlap Observatory (DDO) is an astronomical observatory site in Richmond Hill, Ontario, Canada.

The Dominion Astrophysical Observatory, located on Observatory Hill, in Saanich, British Columbia, was completed in 1918 by the Canadian government.

Big Bear Solar Observatory (BBSO) is a university-based solar observatory in the United States.

Inouye Solar Telescope (DKIST) is a scientific facility for studies of the Sun at Haleakala Observatory on the Hawaiian island of Maui.

code: 705) is an astronomical observatory located in the Sacramento Mountains in Sunspot, New Mexico, United States, approximately 18 miles (29 km) south of Cloudcroft.

The Large Binocular Telescope (LBT) is an optical telescope for astronomy located on 10,700-foot (3,300 m) Mount Graham, in the Pinaleno Mountains of southeastern Arizona, United States.

The National Observatory (Portuguese: Observatório Nacional or ON) is an institution localized in Rio de Janeiro, Brazil.

The National Solar Observatory (NSO) is a United States federally funded research and development center for solar physics headquartered in Boulder, Colorado.

The La Plata Astronomical Observatory (Spanish: Observatorio Astronómico de La Plata) is an observatory located in the city of La Plata, capital of the province of Buenos Aires, Argentina.

Located in Chile's Atacama Region, it sits about 100 kilometres (62 mi) northeast of the city of La Serena.

The W. M. Keck Observatory is an astronomical observatory with two telescopes at an elevation of 4,145 meters (13,600 ft) near the summit of Mauna Kea in the U.S. state of Hawaii.

The Argentine National Observatory, today the Astronomical Observatory of Córdoba, was founded on 24 October 1871, by Argentine president Domingo F. Sarmiento and the North American astronomer Benjamin Apthorp Gould. == History == Its creation was the beginning of astronomical studies in Argentina.