Art: Check out two must-see exhibitions in Cork and Dublin 

Des O'Sullivan recommends two major exhibitions at the Crawford Gallery in Cork and Dublin's National Gallery 

JMW Turner, Going to the Ball (San Martino) exhibited 1846 (Tate Gallery) at the National Gallery of Ireland.

Visual treats for art lovers in Ireland right now include Turner playing with light at the National Gallery and Corban Walker playing with perspective at the Crawford.

Turner: The Sun is God offers visitors a rare opportunity to see 89 artworks from the Tate Collection in London never before displayed in Ireland.