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https://visitalta.no/content/uploads/sites/4/2021/01/FRI6470-1024x681.jpg600399Halde is the world’s first permanent northern lights observatory, built on the summit of Halde in Alta, at an elevation of 904 meters. The upper and oldest observatory building was put into use in 1899. The observatory on Halde operated until 1926. In 1899, Professor Kristian Birkeland persuaded the Norwegian Parliament to approve the construction […]