sea fort
C1579
concept
A sea fort is a fortified structure built on or near the sea, typically on artificial islands, rocks, or coastal waters, designed to defend harbors, coastlines, or strategic maritime routes.
All labels observed (15)
| Label | Occurrences |
|---|---|
| fort | 176 |
| coastal fortress | 40 |
| coastal fort | 25 |
| sea fort canonical | 14 |
| coastal artillery fort | 13 |
| fortified island | 13 |
| Maunsell sea fort | 5 |
| sea fortress | 5 |
| coastal defence fort | 3 |
| maritime fortification | 2 |
| naval fortress | 1 |
| offshore fortification | 1 |
| pirate stronghold | 1 |
| seaside castle | 1 |
| tidal island fort | 1 |
Instances (293)
| Instance | Via concept surface |
|---|---|
| Richelieu’s seawall at La Rochelle | maritime fortification |
| Svartholm Sea Fortress | sea fortress |
| Kungsholmen Fortress | coastal fortress |
|
Drotten Fortress (Drottningskär Citadel on Aspö)
surface form:
Drotten Fortress
|
coastal fortress |
| Star Fort, Matara | fort |
|
Phillaur
surface form:
Phillaur Fort
|
fort |
| Ajatashatru Fort | fort |
| Devgad Fort | fort |
|
Dry Tortugas, Florida
surface form:
Fort Jefferson
|
coastal fortress |
| Stanley Fort | coastal fort |
| Shipwreck Cove | pirate stronghold |
| Cowes Castle | coastal fortress |
| Vengurla Fort | fort |
| Jhansi Fort | fort |
| Madan Mahal Fort | fort |
| Fort Hamilton | coastal artillery fort |
| Ahmednagar Fort | fort |
|
Felixstowe
surface form:
Landguard Fort
|
coastal fort |
| Fort Larned | fort |
| Fort Charlotte | fort |
|
Tranquebar
surface form:
Fort Dansborg
|
fort |
|
Christiansø (nearby island fortress)
surface form:
Christiansø
|
fortified island |
|
Ahmednagar
surface form:
Ahmednagar Fort
|
fort |
| Fort Christina | fort |
| Inchgarvie | fortified island |
| Fort Amsterdam | fort |
| San Pedro de la Roca Castle | coastal fortress |
|
Pickersgill
surface form:
Fort McHenry
|
fort |
| Fort Mercer | fort |
| Portland Castle | coastal fortress |
| Forte da Ponta da Bandeira | coastal fort |
|
Fort Macquarie (demolished)
surface form:
Fort Macquarie
|
fort |
| Russian coastal fortifications at Sveaborg | naval fortress |
| Kacha Qila | fort |
| Fort Fredensborg | fort |
| Pakka Qila | fort |
| Fort Regent | fort |
| Castle Cornet | coastal fortress |
|
St. George's Parish
surface form:
Fort St. Catherine
|
coastal fort |
| Oscarsborg Fortress | coastal fortress |
| Cove Fort | fort |
| Junagarh Fort | fort |
| Fort of Santa Catarina | coastal fortress |
|
McHenry
surface form:
Fort McHenry
|
fort |
| Fort Chambly | fort |
| Fort St. John | fort |
| Fort St. Jago | coastal fort |
| Fort Amsterdam | coastal fortress |
| Fort William | fort |
| Fort of Nossa Senhora da Encarnação | fort |