Cuenca is a city and municipality of Spain located in the autonomous community of Castilla–La Mancha. It is the capital of the province of …Cuenca is a city and municipality of Spain located in the autonomous community of Castilla–La Mancha. It is the capital of the province of Cuenca. Its name may derive from the Latin conca meaning "river basin", referring to the gorge of the rivers Júcar and Huécar. It may also be derived from the now-ruined Arab castle, Kunka. Other alternative original names have been suggested, including "Anitorgis", "Sucro" or "Concava". The city of Cuenca is also known as the "Eagle's Nest" because of its precarious position on the edge of a gorge.