Alleged 1404 battle site (possibly confused with Campstone Hill).

Directions: The village of Cwmdu is 1.5 miles north of Tretower on the A479.

Coordinates: (51.9071, -3.1927)
What3words: chestnuts.limelight.cascade

      

Nearby:

Campstone Hill - site of an English victory in battle in August 1404.

Coordinates: (51.8957, -2.9295)

Crickhowell - attacked by Glyndŵr’s forces in 1404.

Coordinates: (51.8572, -3.1371)

Abergavenny - attacked by Glyndŵr’s forces in 1404.

Coordinates: (51.8197, -3.0175)