swap_horiz Knock John Alternatives
Looking for alternatives to Knock John? Compare the top Sandbar options ranked by our AI scoring system.
Knock John
Knock John is a sandbank in the outer Thames Estuary off the coast of southeastern England. During the Second World War, the Knock John naval sea fort was constructed there as part of the Maunsell fort system used to defend shipping routes and the Thames approaches from German aircraft. The survivin...
apps Top Knock John Alternatives
The top alternative to Knock John in 2026 is Inner Gabbard with a score of 7.2/10, followed by Brown Bank (7.2) and Kentish Knock (7.1).
Inner Gabbard
Inner Gabbard is a sandbank located in the North Sea off the coast of Suffolk, England. It is historically notable as th...
Brown Bank
Brown Bank is a large, shallow sandbank located in the central North Sea, situated between the coasts of the Netherlands...
Kentish Knock
Kentish Knock is a sandbank in the outer Thames Estuary in the North Sea, off the coast of Kent, England. It is best kno...
Shivering Sand
Shivering Sand is a sandbank in the Thames Estuary off the coast of Kent, England. It is the site of the Shivering Sands...
Sandettie Bank
Sandettie Bank is a large, shallow sandbank located in the eastern English Channel within the Strait of Dover. It is sit...
Dogger Tail End
The Dogger Tail End is an eastern geographical extremity of the Dogger Bank, a large submarine sandbank situated in the...
Dogger Bight
Dogger Bight refers to a broad, shallow area of the central North Sea associated with Dogger Bank, a large submerged san...
Tongue Sand
Tongue Sand is a tidal sandbank located at the mouth of the Thames Estuary in England. It is historically significant as...
Gunfleet Sand
Gunfleet Sand is a shallow sandbank off the Essex coast in the outer Thames Estuary, England. The feature is associated...
Long Sand
Long Sand is an extensive, mobile sandbank in the outer Thames Estuary and southern North Sea, running broadly parallel...
Sunk Sand
Sunk Sand is a sandbank in the outer Thames Estuary off the east coast of England. It forms part of the shallow bank sys...
Girdler
Girdler is a sandbank in the Thames Estuary near the Isle of Sheppey in Kent, England. The feature has been associated w...
Barrow
A sandbank in the outer Thames Estuary off the Essex coast of England, part of the extensive Barrow sandbank complex tha...
East Barrow
East Barrow is a subtidal sandbank in the Thames Estuary, within the group of shifting banks and channels that shape the...
West Barrow
West Barrow is a submerged sandbank in the outer Thames Estuary off the coast of Essex, England. It forms part of the es...
Spaniard
A sandbank in the North Sea off the English east coast, reportedly named after a historical association with Spanish shi...
Shingles
A sandbank in the Thames Estuary off the Kent coast, one of several features named Shingles around England's shores, mar...
East Spaniard
East Spaniard is the eastern part of the Spaniard sandbank system in the North Sea, off the east coast of England. It fo...
Tizard Bank
Tizard Bank is an east-west sandbank in the Thames Estuary, off the coast of southeastern England. It lies near 51°33'N,...
Spile
A small sandbank in the Thames Estuary, one of many shoal features in these shallow coastal waters that require careful...
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