In Fotones Valley at Cerro Armazones in the Atacama desert , Chile , the construction for what will become the largest optical telescope in the world , with a diameter of 39 meters , are underway . In 2010 , the European Southern Observatory Board chose that location in the Chilean desert for the future E-ELT.2.
Khaysa Chile markanx Cerro Armazones Atacama uksan mä telescopio óptico / infrarrojo más grande del mundo ukham lurañ qallanatawayapxi , 39 metros de diámetro ukch 'arakïniwa .