mega-what / prehistoric horizon calendars / Ireland, West Meath, Mullingar

South centred 360° view from Ushnagh Hill Cairn

2400x1200 pixels. Vertical scale x4 makes it easier to see the pattern.
South centred panoramic view with luni-solar trajectories c.1200BCE from Ushnagh Hill Cairn, West Meath, Ireland. Survey was minimal, in poor conditions. Looks like South is marked by a hill. Green lines approximate hidden / unrecorded horizon segments.
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© Michael Wilson.