Near the village of Castlebaldwin, County Sligo, travellers can have the delight of visiting the historic Carrowkeel cemetery, beautifully situated in the Bricklieve Mountains.
The megalithic site includes 14 passage cairns, most of which are round in shape and contain limestone slabs. The tombs date from 3200 to 2400 BC.
Carrowkeel also boasts 140 circular stone foundations, which are thought to be the remains of a prehistoric village.
The site should be accessed with a guide.