Grand Canyon National Park in Infrared A lone tree stands at the canyon's edge, illuminated by the low sun. The infrared camera sees the tree's green needles as white.
Big Cypress National Preserve, Florida Big Cypress covers 2,400 square miles. It is home to two Indian tribes, the endangered Florida panther, and the rare ghost orchid. We watched egrets, ibis, herons, and wood storks as they fished in the swamp, while several alligators lurked nearby.