'A game changer': Calgary archeologist says technology unveiling ancient Mayan city

The use of light technology is allowing archeologists to peel away the rainforest and reveal the remains of an ancient Mayan city nearly twice the size of Vancouver. LIDAR, which stands for light detection and ranging, is a remote sensing method that uses light in the form of a pulsed laser. The light pulses and combines with other data recorded by the airborne system to generate precise, three-dimensional information about the shape of the Earth and its surface characteristics. "It's