Restorative powers: a stay at historic Llwyn Celyn

As the Landmark Trust opens this 600-year old house in Wales’s Black Mountains, Owen Sheers finds its period details offer a richly atmospheric stay We arrive in a storm. It is late, the night alive with wind and slanting rain. For the last few miles the narrow lanes, lit by the car’s headlights, have been strewn with a winter confetti of leaves, twigs and branches. In contrast to all this wild movement and scattering through which we’ve been driving, our destination, Llwyn Cel