🇬🇧 United Kingdom · Megalith
Audleystown Court Tomb
Early Neolithic · Irish Court Tomb
Dual court tomb above Strangford Lough narrows, two opposed galleries, eight chambers, 34 burials, c.3900 BCE.
🇫🇷 France · Megalith
Er Lannic Stone Circles
Early to Late Neolithic · Morbihan Atlantic
Tidal double stone circle on Er Lannic island, Gulf of Morbihan, half-submerged, 4500 BCE.