This powerpoint presentation is an expanded & updated version of a talk I gave at the 2008 Autumn Conference of the Institute of Archaeologists of Ireland. It is out of date as the pictures are mostly old-style annotated photographs but is still a good general introduction to the concepts involved.

VIEW PRESENTATION AS WEBPAGES (pics / text)

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Before that, in 2006, Bronze Age astronomy: new survey, new horizons was published in the Antiquity Project Gallery following my first public talk, "The Bronze Age Ritual Monuments of Cork & Kerry: A New Astronomical Perspective" at the European Association of Archaeologists' Annual Meeting, Cork, Ireland, 2005.