Douglas DC-7 crash, Jun 30, 1956 (58 killed), Grand Canyo...
Douglas DC-7 accident on June 30, 1956 near Grand Canyon Arizona, United States with 58 fatalities. Cause: The pilots did not see each other in time to...
- Date: June 30, 1956
- Aircraft: Douglas DC-7
- Location: Grand Canyon Arizona, United States
- Fatalities: 58
- Phase of flight: En route
- Cause: The pilots did not see each other in time to avoid the collision.
A United Air Lines Douglas DC-7 collided in mid air with a TWA Lockheed Super Constellation over the Grand Canyon, Arizona, on 30 June 1956. Both aircraft were at 21,000 feet on intersecting courses, and all 128 people aboard the two aircraft were killed. At the time it was the deadliest air disaster in history.