sentences:  It flows southwards via Bokiddick, Bodwen, and through the Luxulyan Valley, to flow into St Austell Bay at Par.Until the 16th century the valley below St Blazey contained an estuary and the crossing at St Blazey was the lowest crossing point on the river.Ponts Mill was once a port, up-river of St Blazey, and as late as 1720, 80 ton sea going vessels could reach the port.