832-116529 - Observatory, Roque de los Muchachos mound, Caldera de Taburiente, La Palma island, Canary Islands, Spain, Europe

832-76906 - Mauna Kea Observatory on the summit of the Mauna Kea volcano, 4205m, Gemini Observatory, right, Canada France Hawaii Telescope, CFHT, at back, Mauna Kea, Hawaii, USA

832-76225 - Observatory Jantar Mantar, New Delhi, Delhi, India, Asia

832-76009 - View over the cloud cover with Nordic Optical Telescope observatory, astronomical telescope, Roque de los Muchachos Observatory or Observatorio del Roque de los Muchachos or ORM, Mt. Roque de los Muchachos, volcanic island of La Palma, La Isla Verde, La I

832-76230 - Observatory Jantar Mantar, Jaipur, Rajasthan, India, Asia

832-76007 - View over the cloud cover with Nordic Optical Telescope observatory, astronomical telescope, Roque de los Muchachos Observatory or Observatorio del Roque de los Muchachos or ORM, Mt. Roque de los Muchachos, volcanic island of La Palma, La Isla Verde, La I

832-76008 - View over the cloud cover with Nordic Optical Telescope observatory, astronomical telescope, Roque de los Muchachos Observatory or Observatorio del Roque de los Muchachos or ORM, Mt. Roque de los Muchachos, volcanic island of La Palma, La Isla Verde, La I

832-76905 - Infrared Telescope Facility, IRTF, telescope for infrared astronomy at the Mauna Kea Observatory on the summit of the Mauna Kea volcano, 4205m, with clouds below, summit of the Haleakala volcano on the Island of Maui at back, Mauna Kea, Hawaii, USA

832-85003 - Mountain Roque de los Muchachos, view from the top over the clouds, William Herschel Telescope, observatory Observatorio del Roque de los Muchachos, ORM, of the European Northern Observatory, volcanic island of La Palma, La Isla Verde, La Isla Bonita, Can

832-76010 - Roque de los Muchachos Mountain, view from the peak of a cloud cover, observatory, Observatorio del Roque de los Muchachos, ORM, volcanic island of La Palma, La Isla Verde, La Isla Bonita, Canary Islands, Islas Canarias, Spain, Europe

1113-92291 - Shooting star streaks through Milky Way in clear night sky above Mamalluca Observatory, near Coquimbo, Coquimbo, Chile, South America

832-55748 - Jantar Mantar observatory, office building, Connaught Place, Delhi, New Delhi, North India, India, Asia

832-42226 - Astronomical Observatory on the Roque de los Muchachos, Gran Telescopio Canarias, telescope, La Palma, Canary Islands, Spain, Europe, PublicGround

832-46947 - Hawaiian temple on the summit of the Mauna Kea Volcano, 4205m, part of the Mauna Kea Observatory on the horizon, Mauna Kea, Hawai'i, USA

832-42224 - Astronomical Observatory on the Roque de los Muchachos, Gran Telescopio Canarias, telescope, La Palma, Canary Islands, Spain, Europe, PublicGround

832-46950 - Mauna Kea Observatory on the summit of the Mauna Kea Volcano, 4205m, right the Gemini Observatory, left the Canada-France-Hawaii Telescope, CFHT, Mauna Kea, Hawai'i, USA

832-42228 - Cherenkov telescope, reflecting telescopes, MAGIC Telescope, Roque de los Muchachos Observatory, Gran Telescopio Canarias, Canaries Great Telescope, also known as GranTeCan or GTC, La Palma, Canary Islands, Spain, Europe

832-46951 - Mauna Kea Observatory on the summit of the Mauna Kea Volcano, 4205m, the United Kingdom Infrared Telescope, Mauna Kea, Hawai'i, USA

832-45663 - Observatory, Caracol, Mayan ruins of Chichen Itza, Yucatan, Mexico, North America

832-40761 - Sydney Observatory, Sydney, New South Wales, Australia

817-411992 - World's Largest Single-dish Radio Telescope, Arecibo Observatory, Arecibo, Puerto Rico

817-411995 - World's Largest Single-dish Radio Telescope, Arecibo Observatory, Arecibo, Puerto Rico

817-411994 - World's Largest Single-dish Radio Telescope, Arecibo Observatory, Arecibo, Puerto Rico

1113-84304 - USA, Hawaii, Big Island, Mauna Kea, volcano, observatory, telescope, space, snow, back light

1113-75579 - View from Gornergrat station to Kulmhotel, the highest hotel in the Swiss Alps (3100 m) at Gornergrat, Zermatt, Valais, Switzerland

1113-62334 - Observatory in the sunlight, La Serena, Chile, South America, America

1113-51618 - Radio telescope at sunset, satellite dish part of the radio astronomy observatory, Very Large Array, Plains of San Agustin, Socorro, New Mexico, USA

1113-51617 - Radio telescope, satellite dish part of the radio astronomy observatory, Very Large Array, Plains of San Agustin, Socorro, New Mexico, USA

1113-43634 - Palisade, Goseck circle, Goseck, Saxony-Anhalt, Germany

1113-47738 - Great Refractor, Albert Einstein Science Park, Potsdam, Land Brandenburg, Germany

1113-31840 - View from the Observatory Deck of the John Hanckock Tower onto the high-rises of the loop district, Chicago, Illinois, USA

1113-31842 - View from the Observatory Deck of the John Hanckock Tower onto the high-rises of the loop district, Chicago, Illinois, USA

1113-31324 - Observatory in front of the mountain Teide, Tenerife, Canary Isles, Spain, Europe

817-410789 - Sphinx observatory platform, Jungfrau Top of Europe Switzerland

817-410791 - Jungfraujoch Sphinx observatory, Bernese Oberland Alps, Switzerland

1113-25058 - View over vineyards of the Observatory Wine Cellar at sunset, Malmesbury, Swartland, Western Cape, South Africa, Africa

1113-28726 - Great Refractor, Science Park Albert Einstein, Potsdam, Brandenburg, Germany

1113-18962 - Observatories on a mountain ridge, Roque de los Muchachos, Caldera de Taburiente, La Palma, Canary Islands, Spain, Europe

1113-18963 - Observatory above cloud cover, Roque de los Muchachos, Caldera de Taburiente, La Palma, Canary Islands, Spain, Europe

1113-13098 - Gran Telescopio Canarias, GranTeCan, GTC, world's largest mirror telescope, Observatorio Astrofisico, astronomy, astrophysics, observatory, cupola, Roque de los Muchachos, Caldera de Taburiente, La Palma, Canary Islands, Spain, Europe

1113-13100 - Observatorio Astrofisico, astronomy, astrophysics, observatory, cupolas, Roque de los Muchachos, Caldera de Taburiente, national parc, Parque Nacional Caldera de Taburiente, natural preserve, UNESCO Biosphere Reserve, La Palma, Canary Islands, Spain, Europe

1113-13097 - Magic telescope, worlds largest IACT mirror telescope, Imaging Atmospheric Cherenkov Telescope, 17m diameter, Observatorio Astrofisico, astronomy, astrophysics, observatory, Roque de los Muchachos, Caldera de Taburiente, La Palma, Canary Islands, Spain, Europe

1113-13096 - Magic telescope, worlds largest IACT mirror telescope, Imaging Atmospheric Cherenkov Telescope, 17m diameter, Observatorio Astrofisico, astronomy, astrophysics, observatory, Roque de los Muchachos, Caldera de Taburiente, La Palma, Canary Islands, Spain, Europe

1113-13099 - Observatorio Astrofisico, astronomy, astrophysics, observatory, cupolas, Roque de los Muchachos, Caldera de Taburiente, national parc, Parque Nacional Caldera de Taburiente, natural preserve, UNESCO Biosphere Reserve, La Palma, Canary Islands, Spain, Europe

1113-13101 - Observatorio Astrofisico, astronomy, astrophysics, observatory, cupolas, Roque de los Muchachos, Caldera de Taburiente, national parc, Parque Nacional Caldera de Taburiente, natural preserve, UNESCO Biosphere Reserve, La Palma, Canary Islands, Spain, Europe

1113-13102 - Observatorio Astrofisico, astronomy, astrophysics, observatory, cupolas, Roque de los Muchachos, Caldera de Taburiente, national parc, Parque Nacional Caldera de Taburiente, natural preserve, UNESCO Biosphere Reserve, La Palma, Canary Islands, Spain, Europe

1113-13090 - Gran Telescopio Canarias, GranTeCan, GTC, the world's largest mirror telescope, Observatorio Astrofisico, astronomy, astrophysics, cupola of the observatory, Roque de los Muchachos, Caldera de Taburiente, La Palma, Canary Islands, Spain, Europe

817-406214 - Zodiac Instruments, in Jantar Mantar Observatory,Jaipur, Rajasthan, India

817-406120 - Jantar Mantar Observatory, Jaipur, Rajasthan, India

1116-33547 - Hawaii, Maui, Aerials of Science City, view of telescopes on the top of Haleakala Crater.

1116-21631 - Jantar Mantar (Observatory), Jaipur, Rajasthan, India

1116-21622 - Jantar Mantar (Observatory), Jaipur, Rajasthan, India

1116-2533 - Very Large Array Radio Telescopes, Socorro, New Mexico, Usa

1116-2534 - Very Large Array Radio Telescope, Socorro, New Mexico, Usa

1116-2535 - Very Large Array Radio Telescope, Socorro, New Mexico, Usa

857-67486 - A 360 degree view from the Portland Observatory in Portland, Maine. Built in 1807, the Observatory offers excellent views of Portland, Casco Bay and the White Mountains of New Hampshire. This picture was made with a panoramic camera that rotates as it exposes film.

857-64478 - The Portland observatory was built in the early 1800's as a signal tower on Portland's Munjoy Hill. Today, the 86 foot tall tower provides unsurpassed views of the city to visitors and locals alike. Portland, Maine.

857-59617 - An observatory in Maine.

857-52372 - A group of people on a Mt.Washington Observatory educational winter program trip travel up the Auto Road in a snow cat.

857-25793 - Very Large Array Radio Telescope, National Radio Astronomy Observatory, New Mexico, USA.

857-19377 - The Kitt Peak Observatory on the Tohono O'odham Indian Reservation near Tucson, Arizona

857-25788 - Very Large Array Radio Telescope, National Radio Astronomy Observatory, New Mexico, USA.

857-22890 - The National Radio Astronomy Observatory operates the Very Large Array (VLA) Radio Telescope at the San Agustin Planes, New Mexico.

857-22892 - The National Radio Astronomy Observatory operates the Very Large Array (VLA) Radio Telescope at the San Agustin Planes, New Mexico.

857-25789 - Very Large Array Radio Telescope, National Radio Astronomy Observatory, New Mexico, USA.

857-25792 - Very Large Array Radio Telescope, National Radio Astronomy Observatory, New Mexico, USA.

857-25791 - Very Large Array Radio Telescope, National Radio Astronomy Observatory, New Mexico, USA.

857-19375 - The Kitt Peak Observatory on the Tohono O'odham Indian Reservation near Tucson, Arizona

857-19378 - The Kitt Peak Observatory on the Tohono O'odham Indian Reservation near Tucson, Arizona

857-19373 - The Kitt Peak Observatory on the Tohono O'odham Indian Reservation near Tucson, Arizona

857-19376 - The Kitt Peak Observatory on the Tohono O'odham Indian Reservation near Tucson, Arizona

377-3913 - The Royal Observatory, UNESCO World Heritage Site, Greenwich, London, England, United Kingdom, Europe

377-3914 - The Peter Harrison Planetarium designed by Allies and Morrison, part of the Royal Observatory complex, Greenwich, London, England, United Kingdom, Europe

641-12832 - The McMath Solar Telescope, Kitt Peak National Observatory, Arizona, United States of America, North America

641-12833 - Kitt Peak National Observatory, Arizona, United States of America, North America

641-12834 - Kitt Peak National Observatory, Arizona, United States of America, North America

974-28 - Long-arm cleaner shrimp (Periclimenes longicarpus) on a Bubble anemone (Entacmaea quadricolor). Shark Observatory ,Sharm El Sheikh, South Sinai, Red Sea, Egypt. (rr)

974-63 - Diver observing coral wall. Shark observatory, Sharm El Sheikh, South Sinai, Red Sea, Egypt.

920-550 - Observatories including the Gemini telescope in the foreground, Mauna Kea, Big Island, Hawaii, United States of America, Pacific

920-551 - Gemini telescope, Mauna Kea, Big Island, Hawaii, United States of America, Pacific

920-549 - Observatories, Mauna Kea, Big Island, Hawaii, United States of America, Pacific

847-87 - The 18th century observatory, Jantar Mantar, built by Jai Singh II in Jaipur, Rajasthan, India, Asia

848-151 - Jantar Mantar, Jaipur, Rajasthan, India, Asia

848-153 - Jantar Mantar, Jaipur, Rajasthan, India, Asia

848-152 - Jantar Mantar, Jaipur, Rajasthan, India, Asia

829-1291 - The Shepherd 24-hour gate clock at the Royal Observatory, Greenwich, UNESCO World Heritage Site, London, England, United Kingdom, Europe

829-1292 - The Shepherd 24-hour gate clock at the Royal Observatory, Greenwich, UNESCO World Heritage Site, London, England, United Kingdom, Europe

396-3975 - Gornergrat and the Matterhorn, Zermatt, Valais, Swiss Alps, Switzerland, Europe

844-427 - The Round Tower Interior, Copenhagen, Denmark, Scandinavia, Europe

844-430 - The Round Tower, Copenhagen, Denmark, Scandinavia, Europe

817-315874 - Sapporo snow festival, Skating Rink, Odori Park, Sapporo, Hokkaido, Japan

817-315859 - wild seal in Bakkai Port, Wakkanai, Hokkaido, Japan

817-315861 - wild seal in Bakkai Port, Wakkanai, Hokkaido, Japan

817-315885 - Aerial view of skating ring in Odori Park during snow festival, Sapporo, Hokkaido, Japan

817-315856 - wild seal in Bakkai Port, Wakkanai, Hokkaido, Japan

817-315886 - Aerial view of Odori Park from Sapporo TV tower during snow festival, Sapporo, Hokkaido, Japan

815-1939 - The Observatory, Jaipur, Rajasthan, India, Asia

815-1938 - Red sandstone and marble arch, part of the small equatorial sundial, The Observatory, Jaipur, Rajasthan, India, Asia

817-305216 - Gornergrat, Switzerland, Canton of Valais, mountai. Gornergrat, Switzerland, Canton of Valais, mountai

817-278749 - Matterhorn and Gornergrat Observatory, Switzerland