![The E-ELT’s mirror mock-up (artist's impression)](https://cdn.eso.org/images/thumb300y/ann11070a.jpg)
The E-ELT’s mirror mock-up (artist's impression)
![Site testing in South Africa](https://cdn.eso.org/images/thumb300y/south-africa-1961-02.jpg)
Site testing in South Africa
![Weather station in South Africa](https://cdn.eso.org/images/thumb300y/south-africa-1961-03.jpg)
Weather station in South Africa
![Museum of the Atacama Desert, Antofagasta, Chile](https://cdn.eso.org/images/thumb700x/chile_exhibition01.jpg)
Museum of the Atacama Desert, Antofagasta, Chile
![ALMA Fibre Optic Amplifier/Demultiplexer module](https://cdn.eso.org/images/thumb700x/alma-hh-16.jpg)
ALMA Fibre Optic Amplifier/Demultiplexer module
![Vertex assembly hangar construction](https://cdn.eso.org/images/thumb700x/alma-hh-15.jpg)
Vertex assembly hangar construction
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