Reservoir of Azután en Las Herencias Nature · Las Herencias, La Jara, Toledo The Tajo borders the municipality to the north and west, forming the Azután reservoir, a still stretch of great interest for waterfowl. Built in 1969, it has a capacity of 113 cubic hectometres and an area of 1,250 hectares, and supplies a 180 MW hydroelectric power station as well as serving agricultural irrigation in the area. Its waters attract numerous species: as many as 111 different bird species have been recorded, making it a benchmark site for birdwatching enthusiasts. Photo: LBM1948 (CC BY-SA 4.0) What to see and do in Las Herencias