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Telescope MAGIC I of the Roque de los Muchachos Observatory on La Palma, Canary Islands
Mobile telecommunication tower on a background of blue sky
Abandoned radar tower and building at Camp Hero State Park, Montauk, Long Island, New York.  The camp was used in World War II and during the Cold War.  The radar tower was used as part of the United States' defense system during the cold war.  Camp Hero is rumored to be the location where secret government experiments were carried out on juvenile boys.  The camp was operated by the United States Army, and later was operated by the United States Air Force.  The camp was commissioned by the United States Army in 1942, and it was originally disguised as a fishing village.  The United States Air Force closed the camp in 1981.  When the camp was closed the large high-powered radar reflector was left in place due to the difficulty in removing it.  It was 126 feet (38m) long and 38 feet (12m) tall, and weighed 40 tons (over 3,600kg).  It is fenced off from public access, and is now in a state of serious disrepair.
Rare birds Bonelli's eagle on a branch- Aquila fasciata -Hieraaetus fasciatus
Harris Hawk looking at the camera.
Radio telescopes and the Milky Way at night
Radio telescope looking into the sky
Astronomical Observatory of Calar Alto in southern Spain, there are pine forests and the sky is clear
Internet wireless wifi receiver and repeater installed on metal pole on the roof of the building to service internet to users in local village, soft and selective focus.
Globe and satellite of a weather research station in Madeira, Portugal. Pico do Arieiro
Radio telescopes observe the Milky Way
Building in tundra at the northernmost point in Europe
Observatory at night with star trails in the background. Long exposure with star trails.
Photographic documentation of old data transmission dishes in an abandoned base
An airport radar on a cloudy sky background. Selective focus.
Northern Harrier (Circus hudsonius) flying in central Whidbey Island, Washington State. Common in North America. Has copy space. Edited.
Calar Alto astronomical telescope in Almería (Spain), there is a telecommunications tower, there are rocks and vegetation on the ground, the sky is clear
Female sparrowhawk in the woods
Indian Astronomical Centre in Hanle stands tall against a backdrop of a vivid blue sky adorned with fluffy white clouds
meteorological station in iceland
View on the observatory from below the mountain in the Elbrus region, Russia. Blue sky, copy space for text, Autumn landscape
The Perseid meteor shower, shot In August 13, 2016, in Inner Mongolia china
Milky way above telescope dome
Satellite Dish Reaching for The Stars at Night
De Westerbork Synthese Radio Telescoop is een uit veertien losse parabolische antennes bestaande radiotelescoop in de bossen nabij Hooghalen en Westerbork in de Nederlandse provincie Drenthe.
Juvenile Peregrine falcon (Falco peregrinus) in its natural environment
A special astrophysical observatory and a crane against the background of the blue sky and Caucasian mountains.
Satellite Antennas Along Rural Highways in Winter
Eurasian Sparrowhawk in the forest
Time lapse of radio telescopes at the Very Large Array centimeter-wavelength radio astronomy observatory in New Mexico.  This image is part of a series of views taken at different times of day from the same location; a time lapse is also available.
Free Images: "bestof:Periparus ater in ringing net of Landsort Bird Observatory.jpg sv Svartmes Periparus ater i nät som används för ringmärkning vid Landsorts fyr på Landsorts"
Birdwatching in sunrise, south cape of Landsort-4.JPG
Birdwatching in sunrise, south cape of Landsort-2.JPG
Birdwatching in sunrise, south cape of Landsort-3.JPG
Birdwatching in sunrise, south cape of Landsort-5.JPG
Birdwatching in sunrise, south cape of Landsort-6.JPG
Birdwatching in sunrise, south cape of Landsort-1.JPG
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Slaglåsbössa,_v_sida_-_Livrustkammaren_-_13985.jpg
Slaglåsbössa_-_Livrustkammaren_-_5424.jpg
Runsten_Nr:Sö_246.jpg
Laurits_Andersen_Ring_-_Ved_frokostbordet_og_morgenaviserne.jpg
Hjullåspistol - Livrustkammaren - 39665.jpg
Detalj_lås-stock_hjullåsbössa_-_Livrustkammaren_-_66297.jpg
Detalj_stock_hjullåsbössa,_v_sida_-_Livrustkammaren_-_74859.jpg
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Hjullåsbockbössa,_v_sida_-_Livrustkammaren_-_39661.jpg
Hjullåsbockbössa_-_Livrustkammaren_-_31101.jpg
Upplands-Bro City Arms.svg
Konung Karl XIs uppfostran. Allegori (David Klöcker Ehrenstrahl) - Nationalmuseum - 174860.tif.tiff
Symb Glad.svg
Porträtt_av_Gustav_IV_Adolf_-_Livrustkammaren_-_12889.tif
Grevinnan_Eva_Bielke_som_barn,_1677-_1715,_g._m._greve_Abraham_Brahe._Oljemålning_på_duk_-_Skoklosters_slott_-_25931.tif
Grevinnan_Eva_Bielke_som_barn,_1677-_1715,_g._m._greve_Abraham_Brahe._Oljemålning_på_duk_-_Skoklosters_slott_-_25931-negative.tif
Porträtt_av_Gustav_III_-_Livrustkammaren_-_12890.tif
Landscape with a Running Brook. Scene from the Carolles in Normandy (Per Ekström) - Nationalmuseum - 19219.tif.tiff
French Peasant Girl. Souvenir de Picardie (Hugo Salmson) - Nationalmuseum - 21957.tif.tiff
By Lake Siljan (Anders Zorn) - Nationalmuseum - 18693.tif.tiff
Queen Kristina as a Child - Nationalmuseum - 23742.tif.tiff
Utsikt_från_Alvik_in_mot_staden,_E._Wahlqvist,_1884.jpg
Judith with the Head of Holofernes (Bernardo Cavallino) - Nationalmuseum - 19074.tif.tiff
Utsikt från Alvik in mot staden, E. Wahlqvist, 1884, beskuren bild.jpg
Talking in the Twilight (Lucien Simon) - Nationalmuseum - 18605.tif.tiff
The Triumph of Venus (François Boucher) - Nationalmuseum - 17773.tif.tiff
Freya_(1901)_by_Anders_Zorn.jpg
Portrait of the young Henri Bertholet-Campan (1784-1821) with the dog Aline - Nationalmuseum - 150908.tif.tiff
Fantasy of the Alps (Carl Gustav Carus) - Nationalmuseum - 179389.tif.tiff
Periparus ater in ringing net of Landsort Bird Observatory.jpg
Periparus ater and Cyanistes caeruleus in ringing net of Landsort Bird Observatory.JPG
Periparus ater ringed by Landsort Bird Observatory-4.JPG
Periparus ater ringed by Landsort Bird Observatory-5.JPG
Periparus ater ringed by Landsort Bird Observatory-1.JPG
Periparus ater ringed by Landsort Bird Observatory-2.JPG
Periparus ater ringed by Landsort Bird Observatory-3.JPG
Periparus ater ringed by Landsort Bird Observatory-6.JPG
Periparus ater ringed by Landsort Bird Observatory-8.JPG
Periparus ater ringed by Landsort Bird Observatory-9.JPG
Periparus ater ringed by Landsort Bird Observatory-7.JPG
Periparus ater ringed by Landsort Bird Observatory-10.JPG
Periparus ater ringed by Landsort Bird Observatory-11.JPG
Periparus ater ringed by Landsort Bird Observatory-12.JPG
Parus major in ringing net of Landsort Bird Observarory-1.JPG
Parus major in ringing net of Landsort Bird Observarory-2.JPG
Parus major in ringing net of Landsort Bird Observarory-5.JPG
Parus major in ringing net of Landsort Bird Observarory-3.JPG
Parus major in ringing net of Landsort Bird Observarory-4.JPG
Ringing site at Landsort Bird Observatory.jpg
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Troglodytes troglodytes ringed by Landsort Bird Observatory-1.JPG
Troglodytes troglodytes ringed by Landsort Bird Observatory-3.JPG
Troglodytes troglodytes ringed by Landsort Bird Observatory-2.JPG
Troglodytes troglodytes ringed by Landsort Bird Observatory-4.JPG
Regulus regulus ringed by Landsort Bird Observatory-1.JPG
Erithacus rubecula ringed by Landsort Bird Observatory-3.JPG
Erithacus rubecula ringed by Landsort Bird Observatory-2.JPG
Erithacus rubecula ringed by Landsort Bird Observatory-1.JPG
Passer montanus ringed by Landsort Bird Observatory-2.JPG
Passer montanus ringed by Landsort Bird Observatory-1.JPG
Passer montanus ringed by Landsort Bird Observatory-3.JPG
Passer montanus ringed by Landsort Bird Observatory-4.JPG
Bird bag of Landsort Bird Observatory.JPG
Ringing assistent taking notes of ringed bird at Landsort.JPG
Carduelis flammea ringed by Landsort Bird Observatory-2.JPG
Carduelis flammea ringed by Landsort Bird Observatory-4.JPG
Carduelis flammea ringed by Landsort Bird Observatory-5.JPG
Carduelis flammea ringed by Landsort Bird Observatory-1.JPG
Carduelis flammea ringed by Landsort Bird Observatory-3.JPG
Inside of Landsort Bird Observatory, April 2009.jpg
Landsort Bird Observatory at Öja, April 2009.jpg
View from Waxholmsbolaget's boat to Landsort, April 2009.jpg
Bird watching at Landsort, April 2009-2.jpg
Bird watching at Landsort, April 2009.jpg
Fotografi_av_relief_föreställande_kvinna_som_fäster_sina_sandaler_-_Hallwylska_museet_-_103046.tif
Fotografi på moske El Kébir - Hallwylska museet - 107923.tif.tiff
Hjullåsmusköt - Livrustkammaren - 96391.tif
Hjullåsmusköt, detaljer - Livrustkammaren - 82373.tif
Hjullåsmusköt_-_Livrustkammaren_-_73814.tif
Armborst,_sk_gillerarmborst_eller_dalbåge,_svensk_1500-1700-tal_-_Livrustkammaren_-_44932.tif
Hjullåsmusköt_-_Livrustkammaren_-_99905.tif
Hjullåsmusköt_-_Livrustkammaren_-_99906.tif
Fotografi från Alger på Marabout helig man och Sidi Abdérahman-begravningsplatsen - Hallwylska museet - 107924.tif.tiff
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