(špansko)Water supplies in Granada - A good visible qanat can be seen to the west of the church of San Lorenzo, a suburb of Segovia, irrigating what were huertas (market gardens).
Wessels, K. (2000), Renovating Qanats in a changing world, a case study in Syria, paper presented to the International Syposuim on Qanats, May 2000, Yazd, Iran, quoted in:WaterHistory.org:Qanats, accessed on October 25, 2009