The Canarian Archipelago offers some of the best observing sites for astrophysical research within the northern hemisphere. A favorable climate and laminar airflow conditions allow for observations of outstanding quality.
The Kiepenheuer-Institut started solar observations on Tenerife in 1972 and maintains the observatory with different telescopes together with its national partners.
The Vacuum Tower Telescope VTT (right in the upper picture) became operational in 1989. In 2013 the solar telescope "GREGOR" (left from VTT) started its scientific operation.