English: Construction is now underway of the foundation of ESO's Extremely Large Telescope (ELT) in the remote Chilean Atacama Desert.; 27 September 2019, 12:30:00; https://www.eso.org/public/images/ann19047a/; ESO Stock Photo - Alamy
An extremely large hole has been dug for the Extremely Large Telescope
Four New Giant Telescopes Are About to Rock Astronomy | Discover Magazine
Extremely Large Telescope: The Biggest Eye on the Sky | Space
World's largest telescope will 'see' better with Irish technology
Engineers will blast the top of a mountain to build an Extremely Large Telescope | Science | In-depth reporting on science and technology | DW | 10.06.2014
Four New Giant Telescopes Are About to Rock Astronomy | Discover Magazine
How big is the European Extremely Large Telescope (E-ELT) in Chile?
European Extremely Large Telescope - Ramboll UK Limited