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The world's most spectacular astronomical observatories

StarsInsider Logo By Stars Insider of StarsInsider | Slide 2 of 33: Located at the summit of Mauna Kea, a dormant volcano on Big Island, Hawaii, are several astronomical research facilities and large telescope observatories.

Mauna Kea Observatories, USA

Located at the summit of Mauna Kea, a dormant volcano on Big Island, Hawaii, are several astronomical research facilities and large telescope observatories.

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