O’Brien’s Castle
O'Brien's Castle, also called Furmina Castle, is an early 15th century tower house and National Monument located on Inisheer, Ireland.- Ruins
- …is also known as “Furmina Castle”
- Description: tower house within ringfort in County Galway, Ireland
Places of Interest Nearby
Highlights include Inis Oírr and Caomhan’s Church.
Caomhan’s Church
Caomhan’s Church is situated 400 metres northeast of O’Brien’s Castle.
O’Brien’s Castle
- Categories
- Location
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Latitude
53.06206° or 53° 3′ 43″ north
Longitude
-9.51918° or 9° 31′ 9″ west
Open location code
9C5G3F6J+R8
OpenStreetMap ID
OpenStreetMap feature
building=ruins
OpenStreetMap feature
historic=castle
Wikidata ID
Satellite Map
Discover this place from above in high-definition satellite imagery.
In Other Languages
From Basque to Irish—“O’Brien’s Castle” goes by many names.
- Basque: “O’Brien’s gaztelua (Inis Oírr)”
- Basque: “O’Brien’s gaztelua”
- French: “Château du clan O’Brien”
- Irish: “Caisleán Uí Bhriain”
- Irish: “Dún Formna”
Places with the Same Name
Discover other places named “O’Brien’s Castle”.
Notable Places Nearby
Highlights include Inisheer Signal Tower and Páirc Peile Inis Oírr.
Nearby Places
Explore places such as Radharc an Chaislean and The Seaweed Cafe.
Curious Ruins to Discover
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