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UCD Professor Finds Roebuck Castle Remains Under Plaster

By Drooid · Sep 30, 2026, 4:22 PM UTC · How we work

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Story summary

Professor Tadhg O'Keeffe announced the discovery of Roebuck Castle remains inside a University College Dublin building.
He said 70-80% of the original medieval structure remains hidden beneath Victorian plaster.
The surviving walls, stone vault, arched roof and splayed windows date the castle to the early 13th century.
O'Keeffe warned that other presumed-lost Irish castles may still be concealed within later structures.

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Story summary

Professor Tadhg O'Keeffe announced the discovery of Roebuck Castle remains inside a University College Dublin building.
He said 70-80% of the original medieval structure remains hidden beneath Victorian plaster.
The surviving walls, stone vault, arched roof and splayed windows date the castle to the early 13th century.
O'Keeffe warned that other presumed-lost Irish castles may still be concealed within later structures.