What is recorded here
Ogof Sinmai is a limestone cave formed through karstification processes typical of the Carboniferous Limestone in North Wales. There are no recorded archaeological findings or folklore associated with the cave.
This does not grant access. Check current paths, opening conditions and ownership before entering.
Places near here
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The Great OrmeVisitor information · 77 yd
Happy Valley Lodge, Toll Office and Tollgate, Llandudno; North Shore TollgateToll Gate · 96 yd
Happy Valley Road, MonumentCommemorative Monument · 185 yd
Gorsedd Circle, Happy Valley, LlandudnoGorsedd Circle · 195 yd
Happy Valley and Llandudno PierHeritage place · 255 yd
Llandudno Beach and the Grand HotelBeach · 346 yd
Camera ObscuraHeritage attraction · 374 yd
Llandudno PierFamous place · 401 yd
Pen-y-Dinas HillfortVisitor information · 428 yd
Ogof Pen TrwynCave · 515 yd
Snail Cave Rock Shelter, Great OrmeRock Shelter · 533 yd
Llandudno, Beach and PavilionBeach · 585 yd