West of the Grand Canyon, a Southwest 737 crosses below our path. At approximately 800 knots of closure rate, the jet appears and disappears in the blink of an eye. TCAS and observant air traffic controllers increase our situational awareness and make for a safe operation.
Tags: 737, aerial, aerial horizon, aerial perspective, aerialPhotography, air traffic, airline, airplane, altitude, america, american, arizona, atc, aviation, boeing, canyon, controller, earth, flight, fly, flying, grand canyon, high altitude, jet, landscape, mountain, nevada, sky, southwest, west