The five villages of Membribe Nature · Membribe de la Sierra, Guijuelo, Salamanca Image of Membribe de la Sierra, not of the place itself. Coquilla, Garriel, Membribe, Navagallega and Segovia del Doctor share little more than a hundred inhabitants across 46.53 square kilometres of mountains; on their heights part of the Las Dueñas wind farm turns, with 31.46 megawatts installed. Photo: 19Tarrestnom65 (CC BY-SA 4.0) What to see and do in Membribe de la Sierra