1. 
   La Silla Observatory
   (from the article `European Southern Observatory`) ESO operates at two sites in Chile—the La Silla Observatory, located about 600 km (370 miles) north of Santiago at an altitude of 2,400 metres (7,900 ...
   Found op http://www.britannica.com/eb/a-z/l/2
   
   
2. 
   La Silla Observatory
   La Silla Observatory is an astronomical observatory in Chile with three telescopes built and operated by the European Southern Observatory (ESO). Several telescopes are located at the site and are partly maintained by ESO. The observatory is one of the largest in the Southern Hemisphere and was the...
   Found op http://en.wikipedia.org/wiki/La_Silla_Observatory
   
   
3. 
   La Silla Observatory
   An observatory atop the 2,400-meter La Silla mountain that borders the southern extremity of the Atacama desert in Chile, about 160 km north of La Serena at 29º 15' S, 70º 44' W. Operated by the European Southern Observatory (ESO), its instruments include a 3.6-m reflector opened in 1976, the 3.5-...
   Found op http://www.daviddarling.info/encyclopedia/L/LaSilla.html
   
   

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