Location: Tenerife (Canary Islands, Spain). Area: 50 hectares. Altitude: 2390 m. Geographical coordinates: Longitude: 16º 30´ 35" West. Latitude: 28º 18´ 00" North. At an altitude of 2390 m, in a location where the municipal boundaries of La Oratava, Fasnia, and Güímar meet. Its geographical situation, combined with the transparency and excellent astronomical quality of its sky, have led to Teide Observatory being dedicated primarily to the study of the Sun, the best European solar telescopes being located there. It also hostes the largest collection of robotic telescopes in the world.