100
Burgh Castle, a Roman encampment, supposed to have been founded.
495
Cerdic, a Saxon Prince, and Qenrick his son, with five ships, entered the port of Yarmouth and named in Cerdic Shore. This Cerdic Shore seems to have been a great sand-bank formed along the shore between two branches or channels of the Yare called Havens, by which two channels the river entered the sea, one running near Caister and the other near Gorleston.