The Crapaud dolmen, listed as a historic monument since 1978, belongs to the long list of dolmens that spread across Brittany. Archaeologists suggest that it dates from the Neolithic period, between approximately 5800 and 2500 BCE.
Before reaching the tip of Pen Bé which is at sea level, you can take advantage of this much higher point of view and the cliffs which offer you beautiful views of the surrounding coastline.
Can you find the mooring rings in the rock? Formerly this place was used for trade between the two banks of the Vilaine, now it is a place suitable for swimming or simply to peacefully enjoy the stream.