AlejoHausner writes: A team of archeologists scanned the jungle of Belize with lidar. Although most of the reflections came from the jungle canopy, some light reflected off the ground surface. Using this, suddenly hidden pyramids, agricultural terraces, and ancient roads are revealed, at 6-inch resolution. The NY Times has the story. Link to Original Source
Thus spake the master programmer:
"When a program is being tested, it is too late to make design changes."
-- Geoffrey James, "The Tao of Programming"