MAX ALEXANDER / SCIENCE PHOTO LIBRARY MAX ALEXANDER / SCIENCE PHOTO LIBRARY
GranTeCan telescope. The Gran Telescopio Canarias (GTC, or GranTeCan) is located on La Palma, the Canary Islands. It is a 10.4-metre reflecting telescope, and has been the world's largest single-aperture optical telescope since it opened in 2009. Operated by institutions from Spain, the USA and Mexico, it is located at an altitude of 2267 metres. Photographed in 2011.
Model release not required. Property release not required.