Taken by Glyndŵr’s forces in 1404.

Directions: 5 miles north-east of Menai Bridge on the A545.

Coordinates: (53.2648°, -4.0897°)

      

Nearby:

Llanfaes Friary - a Welsh monastery destroyed by Henry IV in 1400.

Coordinates: (53.2751°, -4.0872°)

Penmynydd - the ancestral home of Glyndŵr’s cousins, the Tudurs of Anglesey.

Coordinates: (53.2524°, -4.2559°)