Trethevy Quoit is a well-preserved megalithic structure between St Cleer and Darite in Cornwall, England. Standing 2.7 metres (9 ft) high, it consists of five standing stones capped by a large slab. Known locally as 'the giant's house,' the monument was added to the Heritage at Risk Register in 2017.
Trethevy Quoit

| Type | Megalithic structures |
|---|---|
| Period | 4500 - 3000 BC |
| Country | England |
| Coordinates | 50.4932° N, 4.4555° W |
England