KLM flight 4805 take-off without clearance and collide with the Pan American Boeing 747 in the same runway, this is the major air disaster in 1970's. 583 passengers and crew lost their lives....

KLM flight 4805 take-off without clearance and collide with the Pan American Boeing 747 in the same runway, this is the major air disaster in 1970's. 583 passengers and crew lost their lives....