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Ancient Observatories, Timeless Knowledge

Sun-Earth Day Presents: Ancient Observatories, Timeless Knowledge

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Stonehenge, Salisbury England

Stonehenge

On the longest day of the year, the June 21st summer solstice, the rising sun appears behind the 'Heel Stone' - one of the main stones, creating the illusion that it is balancing on the stone.Learn More»

Photo: Clive Ruggles

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