The St Lythans burial chamber is a dolmen constructed around 4000 BC during the mid Neolithic period, representing a surviving example of a chambered long barrow in the Welsh landscape. Located in the Vale of Glamorgan.
St Lythans Burial Chamber

| Type | Dolmen |
|---|---|
| Period | 4500 - 3000 BC |
| Country | Wales |
| Coordinates | 51.4426° N, 3.2948° W |
Wales