From “Herefordshire Register of Countryside Treasures” (1981 H&WCC):
“Pyon Wood Camp, Aymestrey
Iron-age Hill Fort with double ramparts. About 9 acres in area including defences with one definite entrance at NE corner. Roughly triangular in shape and thickly covered in trees and brambles.
Location
Knoll 3/4 mile N of Church and W of A.4110”