Knock John sandbank
E1817398
UNEXPLORED
Knock John sandbank is a submerged sand formation in the Thames Estuary that serves as a notable navigational feature for shipping approaching the southeast coast of England.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Knock John sandbank canonical | 2 |
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.