“Big rocks, big ego.”
Inishmore is the biggest of the Arans, sitting pretty in Galway Bay with about 820 locals who look at tourists like we’ve wandered into their kitchen. It’s a Gaeltacht island, so if you can’t say 'Árainn' without sounding like a confused donkey, keep it quiet. The ground here is karst limestone, full of fossils from a sea that existed before your grandparents' grandparents were even a thought. Fossils, mind you, not footprints. I tried to name them earlier and looked like a fool, so don't try it. Up top, there’s an old lighthouse that quit its job in 1857 because it got bored. Dún Aonghasa is the star, yes, but the stone itself has more stories than a pub on a Friday night. Come for the fort, stay for the rocks that hold plants from the Arctic and the Mediterranean in the same crack. It’s a weird, wonderful island.
Photo: Herbert Ortner, CC BY 3.0


Then Tom went looking for the oddest places around it.

Stop 2 · Hop back in the car, 5 minutes
Seal Colony Lookout
“Seals: nature's VIP lounge.”
Seal Colony Lookout was designed by a builder who thought seals needed a VIP lounge for their afternoon naps, complete with velvet ropes. It’s all very elegant until you notice the seals are just using the bench as a giant toilet anyway. Go with someone who loves old stuff and watch them melt.
Seal Colony Lookout is recorded as a viewpoint in County Galway.
From OpenStreetMap (© OpenStreetMap contributors) n384902080Photo: Marathon, CC BY-SA 2.0
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Stop 3 · 5 minutes down the road
Poll na bPéist
“Pool with no lifeguard.”
Poll na bPéist looks as though somebody ordered a swimming pool for Inis Mór and the Atlantic, being the Atlantic, delivered a hole in the limestone instead. Its neat rectangular outline is entirely natural, sitting on the island’s southern coast near Gort na gCapall, where the sea does all the plumbing and accepts no complaints. The island’s visitor guide calls it the Worm Hole, or Poll na bPéist, and puts the walk from Gort na gCapall at roughly fifteen to twenty minutes across uneven ground. That is the first trick: the shape looks engineered, but the approach is wonderfully rough and the pool is open to the ocean. Wear decent shoes and keep your attention on the rock, particularly when wind or spray turns the coast theatrical. The site gained an unlikely sporting chapter when international cliff divers came to Inis Mór. Watching a professional dive on film is one thing; treating that as an invitation to jump yourself would be a spectacularly poor reading of the guide. The island visitor information explicitly says not to swim here: strong currents and unpredictable conditions make this a place to admire from a safe distance. The sea has enough volunteers already. Look beyond the famous rectangle and the wider coast explains the attraction. Limestone slabs run towards cliffs and open water, while Dún Aonghasa lies farther along the island’s southern side. Give the walk time rather than turning it into a hurried tick on a map; you are coming to see what water and stone can do together. If the Worm Hole starts looking like a shortcut to another world, let your imagination take the plunge while your boots stay dry.
Poll na bPéist is recorded as a heritage attraction in County Galway.
From OpenStreetMap (© OpenStreetMap contributors) w1004207433Photo: Paucabot, CC BY-SA 3.0
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Stop 4 · A 5-minute spin away
Dún Eoghanachta
“Fort that moved slightly.”
Dún Eoghanachta is probably why map makers keep getting it wrong; it just shifts position slightly whenever they aren't looking at it to mess with them. It’s a phantom fortress that enjoys playing hard to get from the cartography industry. Great spot to propose. Or at least to propose lunch.
Recorded as: Visitor attraction.
From OpenStreetMap (© OpenStreetMap contributors) w1004214006Photo: N Chadwick, CC BY-SA 2.0
More about Dún Eoghanachta →
Stop 5 · Hop back in the car, 10 minutes
Arkin's Castle
“Castle for boat owners.”
Arkin's Castle faces the sea at Cill Éinne on Inis Mór, with the sort of address that suggests the postman should own a boat. The old fort once watched the entrance to Galway Bay; today, its surviving tower and walls are best inspected from the pier, with dry feet and a healthy respect for the edge. The name aircín means a small natural harbour, and this corner of the island was its main harbour before the nineteenth century. An earlier defensive site stood here in the thirteenth century, when the O'Brien family held it. Possession later passed to the Uí Fhlaithbheartaigh, before Elizabeth I made Arkyn a royal manor in 1587. That is an impressive number of changes of management for one patch of rock. The masonry you see chiefly belongs to the 1650s. After Cromwell's forces gained Galway, they strengthened this position and stationed a hundred soldiers to guard the bay. It briefly confined outlawed Catholic priests, then saw only occasional occupation after 1700. A late eighteenth-century drawing shows four watchtowers, two square and two round; just one survives. Imagine the others demanding equal billing, then remember imagination is all they have left. Heritage Ireland calls this a state-owned National Monument and specifies external viewing only. Look west from Cill Éinne Pier toward the seaward walls; do not treat the ruin as an invitation to clamber inside. Working boats use the pier, and there is no barrier along its edge. Give them room, watch your footing, and let this tough little harbour castle do its own theatrical entrance across the water.
Arkin's Castle is recorded as a castle in County Galway.
From OpenStreetMap (© OpenStreetMap contributors) w1004226523Photo: Ronan Mac Giollapharaic, CC BY-SA 4.0
More about Arkin's Castle →The whole day on one map
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