Spain is an endlessly surprising destination. While Barcelona, Madrid and the restaurants of the Basque Country may be among the most visited spots in Europe, here we unearth natural wonders and lesser-known architectural feats worth travelling for. With its rich history, vast landscapes, stunning coastlines and pretty towns, the country offers countless opportunities for outdoor exploring. From the crystalline pools of Los Pilones to the cobbled, medieval streets of Cuenca, here are the most beautiful places in Spain to visit.