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Is Ggantija an astronomical portal? - Geoff Nelder - Science Fiction Writer
Watching a documentary on an ancient Irish dolman the other night, in which a theory was proposed that it was built to observe and time the equinoxes, it seemed to me that perhaps the Ggantija ‘temples’ in Gozo’s Xaghra was built for a similar reason. The Irish dolman reference: https://en.wikipedia.org/wiki/Gaulstown_Portal_Tomb One thing to bear in …