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Relict Seawall alongside Collister Pill Reen is a medieval maritime defence structure located in Wales and recorded under Cadw's Scheduled Ancient Monument designation MM226. The seawall represents medieval coastal management and protection strategy, demonstrating the engineering approaches adopted by communities to manage tidal waters and prevent inundation of low-lying lands. The structure survives as an earthwork feature associated with Collister Pill Reen, a watercourse that reflects the medieval and post-medieval exploitation of wetland resources in its locality. Such seawalls form part of the broader pattern of medieval reclamation and drainage works undertaken throughout Welsh coastal regions to extend productive agricultural land.
Relict Seawall alongside Collister Pill Reen is a scheduled monument protected by Cadw under reference MM226. View the official record →
Relict Seawall alongside Collister Pill Reen is a medieval maritime defence structure located in Wales and recorded under Cadw's Scheduled Ancient Monument designation MM226. It is designated a Scheduled Ancient Monument by Cadw under reference MM226.
Relict Seawall alongside Collister Pill Reen dates from the medieval period, and is classified as a seawall. It is one of over 32,000 scheduled monuments protected across Britain.
Relict Seawall alongside Collister Pill Reen is a Scheduled Ancient Monument, legally protected by Cadw — the body responsible for designating and safeguarding heritage sites in Wales. The official designation reference is MM226.
Several scheduled monuments lie within 10 km, including Undy Churchyard Cross (0.8 km), Medieval Moated Site 400m N of Undy Church (1.2 km), Standing Stone 252m South of Bencroft Lane (1.4 km).
Aubrey generates in-depth historical research for any address in Britain — drawing on scheduled monument data, Domesday records, Roman heritage, PAS finds and medieval history to reveal the complete story of a landscape.
Research the area around Relict Seawall alongside Collister Pill Reen