Marsh Fritillary Workshop Biodiversity Officer Monaghan Co Co Sliabh Beagh Hotel, Co. Muineachán Knockatallon, Monaghan 20 Lúnasa, 10rn - 3in
Mary Shackleton Leadbeater: Abolitionist Trailblazer, a talk with Aisling Ní Laighleis Ballitore Library & Quaker Museum Co. Cill Dara Mary Leadbeater House, Ballitore, County Kildare 15 Lúnasa, 3in - 4in
Mass and Grave Blessing at the Old Kilskeagh Graveyard Kilskeagh Heritage Committee Old Kilskeagh Church and Graveyard, Co. Gaillimhe – Contae Kilskeagh, Rathfee, Co. Galway 20 Lúnasa, 7in - 8in
Mass at Ross Errilly Friary John McHugh Ross Errilly Friary, Co. Gaillimhe – Contae Ross. Headford. Co. Galway 15 Lúnasa, 2:30in - 3in
Masterpieces in Glass: St Joseph's, Carrickmacross Heritage Section, Monaghan County Council St Joseph's Catholic Church, Co. Muineachán Carrickmacross 21 Lúnasa, 4in - 5in
Maynooth Heritage Trail Guided Tour Maynooth Tidy Towns Duke's Harbour @ Royal Canal, Co. Cill Dara Royal Canal, Maynooth 22 Lúnasa, 12in - 2in
Maynooth Now and Then Exhibitions Maynooth Local History/Maynooth 850 John Paul 11 Maynooth University Library, Co. Cill Dara Maynooth Co. Kildare 17 Lúnasa, 9rn - 5in18 Lúnasa, 9rn - 5in19 Lúnasa, 9rn - 5in20 Lúnasa, 9rn - 8in21 Lúnasa, 9rn - 5in
McNutts Tweed Talk & Popup Shop Glenveagh National Park Co. Dún na nGall Churchill, Letterkenny, Co.Donegal 21 Lúnasa, 10rn - 11rn
Mealagh Valley Hidden Heritage Trail Launch Mealagh Valley Community Centre Co. Corcaigh - Contae Ards, Mealagh Valley, Bantry, Co. Cork. 16 Lúnasa, 12:30in - 5in
Medicine in the 19th Century Irish Workhouse Centre Irish Workhouse Centre Portumna, Co. Galway, Co. Gaillimhe – Contae St. Brigid's Road, Portumna, Co. Galway 19 Lúnasa, 1in - 2in
Medieval Armoury Display Trim Castle Trim Castle National Monument, Co. An Mhí Castle St., Trim, Co. Meath 16 Lúnasa, 11:30rn - 12:30in16 Lúnasa, 2:30in - 3:30in23 Lúnasa, 11:30rn - 12:30in23 Lúnasa, 2:30in - 3:30in