The dolmen de Bagneux is a megalith located in Saumur, France. It is the largest dolmen in France, and one of the largest in Europe.
Wikipedia https://en.wikipedia.org/wiki/Dolmen_de_Bagneux
Official Website https://www.ledolmendebagneux.com/
Address 5 Rue de l'Arche, Saumur 49400, France
Coordinates 47°14'35.342" N -0°5'41.263" E