Unique Castle Buildings

Unique buildings can only be built on certain provinces. It usually depends on the province culture, terrain and/or exact location.

Pirate Shipyard
Pirate Shipyards provide a large number of troops. They can only be built on provinces which have ports and have pirate culture. They can only be built by rulers who either have pirate culture or follow the Lady of The Rocks. Can only be built in the county capital. All pirate provinces start with a level 3-4 Pirate Shipyard.

Ironborn Shipyard
The Ironborn Shipyard provides a large number of ships. Can only be built on provinces which are part of the Iron Islander culture group. All Iron Islander provinces start with this.

Arbor Shipyard
The Arbor Shipyard provides a large number of ships. Only exists in Arbor Keep, the county capital of The Arbor.

Driftmark Shipyard
The Driftmark Shipyard provides a large number of ships. Only exists in Driftmark.

Lannisport Shipyard
The Lannisport Shipyard provides a large number of ships. Only exists in Lannisprt.

Oldtown Shipyard
The Oldtown Shipyard provides a large number of ships. Only exists in Oldtown.

Shield Isles Shipyard
The Shield Shipyard provides a small number of ships. Can only be built in provinces with Shield Islander culture. All Shield Islander provinces start with this building.

Moat Cailin
Moat Cailin provides defence and troops. Only exists in Moat Cailin.

The Wall
The Wall provides defence and troops. Only exists in provinces on the northern border of the Night's Watch where The Wall is actually located.

Casterly Rock
The Casterly Rock provides defence and troops. Only exists in Casterly Rock.

Ironwood Forest
The Ironwood Forest provides defence and troops. Only exists in Ironrath.

Storm's End
The Storm's End provides defence and troops. Only exists in Storm's End.

Starfall
Starfall provides defence and troops. Only exists in Starfall.

Wildling Barracks
Wildling Barracks provide troops. Can only be built in provinces with Free Folk culture group. Can only be built by rulers with Free Folk culture group. Every Free Folk province starts with a 1-2 level Wildling Barracks.

Winterfell
Winterfell provides a large number of troops and tax. Only exists in Winterfell.

Winterfell Crypt
The Winterfell Crypt provides piety. Only exists in Winterfell.

The Dreadfort
The Dreadfort provides defence and troops. Only exists in Dreadfort.

The Great Barrow
The Great Barrow provides piety. Only exists in Barrowton.

The Barrowlands
The Barrowlands provide piety. Only exists in provinces inside the de jure duchy of Barrowton.

Castamere
Castamere provides defence and troops. Only exists in Castamere.

Riverrun
Riverrun provides defence and troops. Only exists in Riverrun.

The Hightower
The Hightower provides defence and troops. Only exists in Oldtown.

Hammerhorn Mines
The Hammerhorn Mines provide tax income and troops. Only exists in Hammerhorn.

Marcher Castle
Marcher Castles provide defence and troops. Can only be built in provinces with Marcher culture. Can only be built in the county capital.

Dun Port
Dun Port provides ships and troops. Only exists in Dun Tower, the county capital of Dun Port.

The Arbor
The Arbor provides defence, ships and troops. Only exists in Arbor Keep, the county capital of The Arbor.

Oldstones
Oldstones provide defence and troops. Only exists in Oldstones.

The Gates of The Moon
The Gates of The Moon provides defence and troops. Only exists in Gates of The Moon.

Runestone
The Runestone provides defence and troops. Only exists in Runestone.

Sisterman Keep
Sisterman Keeps provide defence and troops. Can only be built in provinces with Sisterman culture. Can only be built in the county capital. All Sistermen provinces start with this building.

Sisterman Harbour
Sisterman Harbors provide ships. Can only be built in provinces with Sisterman culture. Can only be built in the county capital. All Sistermen provinces start with this building.

The Bloody Gate
The Bloody Gate provides defence and troops. Only exists in Bloody Gate.

Gulltown
Gulltown provides tax and troops. Only exists in Gull Keep, the county capital of Gulltown.

Heart's home
Heart's home provides tax and troops. Only exists in Hearthome.

The Dun Fort
The Dun Fort provides defence and troops. Only exists in Dun Fort.

Highgarden
Highgarden provides defence and troops. Only exists in Highgarden.

Craggon Keep
Craggon Keep provides a small number of troops and defence. Can only be built in provinces with Craggon culture. Can only be built in county capital. Every Craggon province starts with this building.

Raventree Hall
The Raventree Hall provides defence and troops. Only exists in Raventree Hall.

Stone Hedge
The Stone Hedge provides defence and troops. Only exists in Stone Hedge.

Seagard
Seagard provides defence and troops. Only exists in Seagard.

Maiden's Keep
The Maiden's Keep provides defence and troops. Only exists in Maidenpool.

Viceroy's Palace
The Viceroy's Palace provides a wide variety of bonuses. Only exists in The Silver Palace, the county capital of Lys.

Pyke
Pyke provides defence, troops and ships. Only exists in Pyke.

Water Gardens
The Water Gardens provide defence and troops. Only exists in Water Gardens.

Boneway Keep
The Boneway Keep provides defence and troops. Only exists in Wyl, Yronwood and Boneway*.

* Due to a possible bug, I did not see Boneway Keep in Boneway.

Brightwater Keep
The Brightwater Keep provides defence and troops. Only exists in Brightwater Keep.

Shield Isle Keep
Shield Isle Keeps provide defence and troops. Can only be built in provinces with Shield Islander culture. Can only be built in the county capital. Every Shield Islander starts with one of these.

Coldmoat
Coldmoat provides defence and troops. Only exists in Coldmoat.

Horn Hill
Horn Hill provides defence and troops. Only exists in Horn Hill.

Mander Keep
The Mander Keep provides defence and troops. Only exists in Mander Keep.

Lannisport
Lannisport provides tax income and troops. Only exists in Lannisport.

Lannisgate
Lannisgate provides defence and troops. Only exists in Lannisgate.

Lannisfield
Lannisfield provides tax and troops. Only exists in Lannisfield.

Crakehall Keep
Th Craekhall Keep provides defence and troops. Onyl exists in Crakehall.

Fair Isle Shipyard
Fair Isle Shipyard provide ships. Only exists in provinces inside the de jure duchy of Fair Isle.

Fair Keep
The Fair Keep provides defence and troops. Only exists in Fair Keep.

Bear Hall
The Bear Hall provides defence and troops. Only exists in Bear Island.

Deepwood Motte
The Deepwood Motte provides defence and troops. Only exists in Deepwood Motte.

Barrowton
Barrowton provides defence and troops. Only exists in Barrowton.

Last Hearth
The Last Hearth provides defence and troops. Only exists in Last Hearth.

Karhold
Karhold provides defence and troops. Only exists in Karhold.

Greywater Watch
The Greywater Watch provides defence and troops. Only exists in Greywater Watch. Note: Because of a typo in the files, this building is lacking 300 archers.

Skagosi Keep
The Skagosi Keep provides defence and troops. Can only be built in provinces with Skagosi culture. Can only be built in the county capital. Every Skagosi province starts with this building.

Evenstar Shipyard
Evenstar Shipyards provide ships. Can only be built in provinces with Evenstar culture. Can only be built in the county capital. Every Evenstar Shipyard starts with this building.

Starpike
Starpike provides defence and troops. Only exists in Starpike.

Banefort
Banefort provides defence and troops. Only exists in Banefort.

The Eyrie
The Eyrie provides a huge fort level and troops. Can only be built in Mountain of the Moon.

Harrenhal
Harrenhal provides a good defence and troops. Can only be built in Just Keep.

Harrenhal Towers
Harrenhal Towers provide defence and troops. Can only be built in the baronies inside Just Keep.

Sunspear
Sunspear provides defence and troops. Can only be built in Sunspear.

East Tower
The East Tower provides defence and troops. Can only be built in The East Tower, the county capital of Patrick's Hill.

West Tower
The West Tower provides defence and troops. Can only be built in The West Tower, the county capital of Martin's Shore.

Dragonstone
Dragonstone provides defence and troops. It can only be built in the county capital of Dragonstone.

The Dragonmont
The Dragonmont provides monthly prestige. Can only be built in Dragonstone.