| Answer | Crossword Clue |
|---|---|
| cycloliths | CYCLOLITH, a stone circle |
| cyclolith | a stone circle |
| peristalith | a prehistoric stone circle |
| peristaliths | PERISTALITH, a prehistoric stone circle |
| megaliths | A large stone that forms a prehistoric monument (e.g., a menhir) or part of one (e.g., a stone circle or chamber tomb) |
