O'Brien's Castle: A Sentinel of Inisheer
Explore the historic O'Brien's Castle on Inisheer: a 15th-century tower house with stunning views and a rich, turbulent past. A must-see on the Aran Islands.
Perched atop Inisheer, the smallest of the Aran Islands, O'Brien's Castle is a 15th-century tower house built on the site of a much older ringfort. Also known as Furmina Castle, it offers stunning views and a glimpse into the island's rich history.
A brief summary to O'Brien's Castle
- Oir, Inisheer, Inisheer, Co. Galway, IE
Local tips
- Wear comfortable shoes as the terrain around the castle can be uneven and rocky.
- Visit early in the morning or late afternoon to avoid crowds and for better lighting for photographs.
- Bring a camera to capture the stunning panoramic views from the castle.
Getting There
-
Walking
From the Inisheer ferry terminal, O'Brien's Castle is approximately a 15-minute walk. Follow the local signs towards 'Caisleán Uí Bhriain'. The route involves a gradual uphill walk. The path is well-trodden but can be uneven in places. No costs are associated with walking to the castle.
Discover more about O'Brien's Castle
Iconic landmarks you can’t miss
Trá Inis Oirr (Inisheer Blue Flag Beach)
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Tigh Ruairi (Rory's Pub) Bed & Breakfast, Inis Oirr, Aran Islands
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Wanderly Wagon Tours
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Brú Radharc na Mara (Sea View Hostel), Inis Oírr, Aran Islands
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South Aran House
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Inis Meáin Island Stays
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An Dun B&B Inis Meain, Aran Islands.
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Unmissable attractions to see
Caislean Ui Bhriain (O' Brien's castle)
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Teampall Caomhán
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Cnoc Raithní
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Wild Atlantic Way Discovery Point @Inis Oirr (Port)
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Blath na Greine
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Chris’ Orchard
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An Loch Mór
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Inisheer
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Plassey Shipwreck
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An Plassey
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Tobar Einne (Sacred Well)
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Inis Oirr (Inisheer) Lighthouse
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Trá Leitreach
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Essential places to dine
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Markets, malls and hidden boutiques
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Aran Sweater House
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Siopa XL
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Cullinans Bar
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