Optical Observatories of Europe

The Paris Observatory (French: Observatoire de Paris, pronounced [ɔbsɛʁvatwaʁ d(ə) paʁi]), a research institution of the Paris Sciences et Lettres University, is the foremost astronomical observatory of France, one of the largest astronomical centres in the world, and the world’s oldest observatory still in operation.

The Pulkovo Astronomical Observatory (Russian: Пулковская астрономическая обсерватория, romanized: Pulkovskaya astronomicheskaya observatoriya), officially named the Central Astronomical Observatory of the Russian Academy of Sciences at Pulkovo, is the principal astronomical observatory of the Russian Academy of Sciences.

The Gran Telescopio Canarias (GranTeCan or GTC) is a 10.4 m (410 in) reflecting telescope located at the Roque de los Muchachos Observatory on the island of La Palma, in the Canary Islands, Spain.

Roque de los Muchachos Observatory (Spanish: Observatorio del Roque de los Muchachos, ORM) is an astronomical observatory located in the municipality of Garafía on the island of La Palma in the Canary Islands, Spain.

The Special Astrophysical Observatory of the Russian Academy of Science (SAO RAS; Russian: Специальная Астрофизическая Обсерватория) is an astronomical observatory, set up in 1966 in the USSR, and now operated by the Russian Academy of Sciences.

code: 053) is an astronomical observatory located in Budapest, Hungary is part of the Research Centre for Astronomy and Earth Sciences (Hungarian: Csillagászati és Földtudományi Kutatóközpont) and belongs to the HUN-REN Magyar Kutatási Hálózat.

The National Observatory of Athens (NOA; Greek: Εθνικό Αστεροσκοπείο Αθηνών) is a research organization based in Athens, Greece.

The Vienna Observatory (German: Universitätssternwarte Wien) is an astronomical observatory in Vienna, Austria.

The Berlin Observatory (German: Berliner Sternwarte) is a German astronomical institution with a series of observatories and related organizations in and around the city of Berlin in Germany, starting from the 18th century.

The Florence and George Wise Observatory (IAU code 097) is an astronomical observatory owned and operated by Tel Aviv University.

The Calar Alto Observatory (Centro Astronómico Hispano en Andalucía or "Spanish Astronomical Centre in Andalusia") is an astronomical observatory located in Almería province in Spain on Calar Alto, a 2,168-meter-high (7,113 ft) mountain in the Sierra de Los Filabres subrange of the Sierra Nevada.

The Crimean Astrophysical Observatory (CrAO, observatory code: 095) is located at Nauchnij research campus, near the Central Crimean city of Bakhchysarai, on the Crimean peninsula.

The Sternberg Astronomical Institute, or GAISh, is a research institution in Moscow, Russia, a division of Moscow State University.

The Ondřejov Observatory (pronounced [ˈondr̝ɛjof]; Czech: Observatoř Ondřejov) is the principal observatory of the Astronomical Institute of the Czech Academy of Sciences.

The Arcetri Observatory (Italian: Osservatorio Astrofisico di Arcetri) is an astrophysical observatory located in the hilly area of Arcetri on the outskirts of Florence, Italy.

The Brera Observatory (Italian: Osservatorio Astronomico di Brera) is an astronomical observatory in the Brera district of Milan, Italy.

The Astronomical Observatory is located in Naples, Italy, on Capodimonte hill.

The Nice Observatory (French: Observatoire de Nice) is an astronomical observatory located in Nice, France, on the summit of Mount Gros.

The Haute-Provence Observatory (OHP, French: Observatoire de Haute-Provence) is an astronomical observatory in the southeast of France, about 90 km east of Avignon and 100 km north of Marseille.

Leiden Observatory (Dutch: Sterrewacht Leiden) is an astronomical institute of Leiden University, in the Netherlands.

Leibniz Institute for Astrophysics Potsdam (AIP) is a German research institute.

Hamburg Observatory (German: Hamburger Sternwarte) is an astronomical observatory located in the Bergedorf borough of the city of Hamburg in northern Germany.

The Royal Observatory of Belgium (Dutch: Koninklijke Sterrenwacht van België; French: Observatoire royal de Belgique; German: Königliche Sternwarte von Belgien) has been situated in the Uccle municipality of Brussels since 1890.

The Dunsink Observatory is an astronomical observatory established in 1785 in the townland of Dunsink in the outskirts of the city of Dublin, Ireland.

Armagh Observatory is an astronomical research institute in Armagh, Northern Ireland.

Østervold Observatory (or Copenhagen University Observatory; Danish: Københavns Universitet Astronomisk Observatorium) is a former astronomical observatory (IAU code 035) in Copenhagen, Denmark owned and operated by the University of Copenhagen (Københavns Universitet).

The Royal Observatory, Greenwich (ROG; known as the Old Royal Observatory from 1957 to 1998, when the working Royal Greenwich Observatory, RGO, temporarily moved south from Greenwich to Herstmonceux) is an observatory situated on a hill in Greenwich Park in south east London, overlooking the River Thames to the north.

It is the site of the Pic du Midi Observatory. == Pic du Midi Observatory == The Pic du Midi Observatory (French: Observatoire du Pic du Midi) is an astronomical observatory located at 2,877 meters on top of the Pic du Midi de Bigorre in the French Pyrenees.