Skellig Michael

618 unrailed drystone steps end at seven corbelled beehive cells that have shed Atlantic weather since the eighth century.

A twin-peaked sandstone pinnacle 11.5 kilometres off the Iveragh Peninsula, carrying the drystone monastery a small community built from around the eighth century and left for the mainland in the thirteenth. Fifteen boats hold OPW landing permits, each putting twelve passengers ashore once a day in a season that runs from mid May to the end of September, and roughly a third of booked trips are lost to the swell.