Chefs Derry Clarke and Kevin Thornton trek across the Beara Peninsula in south-west Ireland.

Garden designer and TV presenter Diarmuid Gavin cycles along the Greenway trail that follows the old railway line from Newport to Mulranny, Co Mayo, with his five-year-old daughter Eppy, and also takes a looped walk in the Nephin Mountains.

Former Republic of Ireland footballer Packie Bonner returns to his native Co Donegal, where he treks across the Bluestack Mountains to the sea in Ardara.

TV presenter Aidan Power and musician Fiachna O'Bhraonain explore a bike trail on the Ballyhoura Mountains in Limerick, by the Cork and Tipperary borders. They also undertake a 40km section of the Ballyhoura Way by foot to the base of the Galtee Mountains.

Fair City actress Ciara O'Callaghan walks across the Dublin Mountains with former snooker world champion Ken Doherty. Starting at the Luas terminus in Tallaght, they trek across a 40km path called the Dublin Mountains Way to the Dart station in Shankill.