The River Liffey is at the heart of Dublin, capital of the Republic of Ireland. The paths that hug its banks offer places to wander, cycle and contemplate. Set just back from its waters, to the west of the city centre, is the main brewery for Ireland’s most famous tipple: Guinness. It is estimated that ten million glasses of the dark draft, with a creamy white top, are sold around the world every day. But Dublin has a lot more to offer than just ...