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Alqueva: Some of the Darkest, Clearest Skies on Earth - Universe Today
[/caption] It’s a place with dark skies, clear nights and ancient astronomical megaliths. What more could you want in an astro-destination? The Great Lake Alqueva Dark Sky Reserve in Portugal is the first site in the world to receive the “Starlight Tourism Destination” certification and has good atmospheric conditions for stargazing for more than 250 … Continue reading "Alqueva: Some of the Darkest, Clearest Skies on Earth"