Viaduc de Gières
Bridge · Grenoble
Glacial erratic
The Bigot Stone is an erratic block of glacial origin, engraved with small cups between 7000 and 4000 BC, during the Neolithic period. It is located in a private property of the hamlet of Bigot, on the hill of Mûrier, in Saint-Martin-d'Hères, near Grenoble, in Isère.