Giant Magellan Telescope (GMT)
"The Giant Magellan Telescope (GMT)—the product of more than a century of astronomical research and telescope-building by some of the world’s leading research institutions—will open a new window on the universe for the 21st century."
http://www.gmto.org/
Magellan Telescopes - The Carnegie Observatories
http://obs.carnegiescience.edu/Magellan/