Puerta Paredes Nature · Barajas de Melo, La Alcarria Conquense, Cuenca Image of Barajas de Melo, not of the place itself. Puerta Paredes is a rock formation located a few metres from the source of the Donace, in Barajas de Melo (La Alcarria Conquense, Cuenca), where the Calvache river springs. It is the work of water erosion and serves as habitat for the eagle owl, integrated into the natural site surrounding the spring. Photo: 19Tarrestnom65 (CC BY-SA 4.0) What to see and do in Barajas de Melo