Mountain Mission

In Chile, 16,400 feet above sea level, astronomers, engineers, and technicians are building the world's biggest telescope, a scientific wonder capable of gazing into the farthest reaches of the universe. Follow two massive moves--one to haul a huge dish 7,000 miles from its factory in France to the Atacama Desert, and the other to carry the antenna up a desert mountain aboard a custom-designed, 28-wheeled transporter.