WAT'S DYKE: TWO SECTIONS BETWEEN CLAWDD...
MAEN ACHWYFAN CROSS
WAT'S DYKE S OF RHOS-Y-BRWYNER
TRE HYWEL STONE NR. GLAN-DWR INDEPENDENT CHAPEL
DINAS EMRYS
OFFA'S DYKE: SECTION SW FROM TATHAM BRIDGE
ST GOVAN'S CHAPEL
FFOS Y MYNACH, ST DAVIDS;MONK'S DYKE...
OFFA'S DYKE; CLAWDD OFFA (MAIN ENTRY)
CLAWDD MAWR
OFFA'S DYKE: SECTION S (?N) OF BRYN YR...
OFFA'S DYKE: (NORTH) SECTION AT COEDPOETH
Y GAER, BAYVIL;CAER BAYVIL HILLFORT
OFFA'S DYKE; WHITFORD DYKE, SECTION NORTH...
BEDD TALIESIN
TYDDYN PANDY
GLYN, LLANBEDRGOCH
