Roque de los Muchachos Observatory at La Palma

Sunset view of the “Roque de los Muchachos” Observatory, located at an elevation of 2400 metres in the Canary island of La Palma, Spain. The “Roque de los Muchachos” peak was included in the final short list of candidate sites to host the ELT. In this picture, on the left, the 2.56-metre Nordic Optical Telescope (NOT).