Neven Maguire travels along the Limerick Greenway, a 39km off-road cycling and walking trail following the route of the Limerick to Tralee Railway, which closed in the 1970s. Neven starts his journey in Abbeyfeale, where he visits Nick Cotter at Cotter Organic Lamb and takes a tour of the farm, which includes 70 acres of green land and also native woodland