The Seine–Oise–Marne or SOM culture is the name given by archaeologists to the final culture of the Neolithic and first culture of the Chalcolithic in northern France and southern Belgium.
The Pierre Brunehaut, Belgium
The Pierre Turquaise megalithic grave, France
Wéris "champ de la longue pierre"
Chasséen culture is the name given to the archaeological culture of prehistoric France of the Late Neolithic, which dates to roughly between 4500 BC and 3500 BC. The name "Chasséen" derives from the t
Seine–Oise–Marne culture
…Prehistoric France Chasséen culture Horgen culture…
Stele de Lauris, 4th millennium BC