Dolmen Of Keriaval 3500 BC | Four Chamber Dolmen Editorial Image

The monument is a ten-minute walk from Kerionned and dates back to 3500 BC.These are the remains of a sepulchral tomb with a double transept with a main passage about 8 metres long, facing east at 115 °. Outside this corridor there are four side chambers, arranged in two pairs opposite each other, each of them approximately 2 square metres. The end of the chamber, and the two northern side chambers still have large gravestones in place, and there are still substantial traces of a mound surrounding everything.