Terje Sorgjerd writes:
This was filmed between 4th and 11th April 2011. I had the pleasure of visiting El Teide.
Spain´s highest mountain @(3715m) is one of the best places in the world to photograph the stars and is also the location of Teide Observatories, considered to be one of the world´s best observatories.
(Thanks to WUWT)