DURHAM CATHEDRAL is regarded as the finest Romanesque building in Europe. Along with the neighbouring castle it was inscribed as a UNESCO World Heritage Site in 1986 - one of only two English cathedrals to hold such an honour. In an online poll held by the Guardian in 2011 to find Britain's favourite building, Durham Cathedral enjoyed a runaway victory. Many superlatives have been heaped on this magnificent church, standing high above the ancient medieval city, on its protective peninsula formed by the River Wear. It is at once spiritual, powerful and poetic, the mystic heart of the North...