Le tumulus des Mousseaux
PORNIC
Built in 1874, the headframe of the shaft of the trench is 32 meters high.
The Menhir de la Grand'Pierre is a block of quartzite 2 m high, 2.56 m wide and 0.82 m thick. It faces north-east.
Built from Moulières granite in 1866 on the banks of the Auzance, it has 5 bays, each of which could accommodate 5 washers.
This small building dates from the second half of the 15th century and was the ancient courthouse of the domain of Pescoux.