Living in Devon, I often feel far removed from what might be called 'proper culture'. My home town has a small local history museum but there no art gallery, and the nearest city, Exeter, also offers a museum with modest exhibitions that change just twice a year. Whenever I can, I therefore make my way to London in search of new delights. This December I was spoilt for choice! We started with a visit to Tate Britain, which I have not been to for many years, and our first enco