Discovering Thomastown - Heritage Walking Tour Thomastown Community Network Car Park Area near Sweetman's (AKA Mullin's) Castle (adjacent the Nicholas Mullins Bridge), Co. Kilkenny 24 August, 2pm - 4pm
Dolphin and Whale Watching at Hags Head BannerGleo Liscannor GAA Pitch (park outside, not inside), Co. Clare 16 August, 2pm - 4pm
Dolphin and Whale Watching at Hags Head BannerGleo Liscannor GAA Pitch (please park outside), Co. Clare 16 August, 2pm - 4pm
Dominic's Abbey, Cashel. Rock of Cashel (OPW) Dominic's Abbey, Cashel., Co. Tipperary 22 August, 2pm - 3pm
Donagh Ancient Church Ruins And Graveyard, Glaslough Glaslough Development Association Oakland Community Centre, Glaslough, Co. Monaghan Main Street 16 August, 2pm - 4pm
Donaghmore Workhouse & Agricultural Museum Guided Tour Laois PPN Donaghmore Workhouse and Famine Museum, Co. Laois Dunacleggan Donaghmore Co. Laois 21 August, 7pm - 8:30pm
Donegal Scotland Event Regional Cultural Centre & Donegal County Museum Regional Cultural Centre (RCC), Co. Donegal Cove Hill, Port Road, Letterkenny 19 August, 10am - 3pm
Donegal Town Heritage Walks Donegal Railway Museum Donegal Tourist Information Centre, Co. Donegal Quay St, Donegal Town 21 - 22 August, 12pm - 1:30pm
Douglas and its history Douglas Tidy Towns Car Park, Douglas Community Centre, Co. Cork City Church Road, Cork. 21 August, 6:30pm - 8:30pm
Drinkers and Dockers: Industries and early houses of Cork Cork Historical and Archaeological Society Goldbergs Bar, Co. Cork City Victoria Road (off Albert Quay), Cork. 20 August, 7pm - 8:30pm
Drogheda Town Wall Tour Louth County Council At Laurence's Gate (pictured), Co. Louth Laurence Street, Drogheda 18 August, 7pm - 8:45pm
Dublin Bay Biosphere Cruise Fingal County Council West Pier, Howth, Co. Dublin – Fingal 20 August, 2pm - 4pm