Take a flight with the U.S. Navy Blue Angels as you ride along with these amazing pilots and the team that supports them. Leslie Nielson is your guide into the world of high-flying aerobatics as you travel around the world and behind the scenes with the Blues during the 1970 airshow season and 1971 Winter Training program. With impressive in-air camerawork and narration written by Frank Herbert of "Dune" fame, "Threshold" is a treat for aviation lovers of all ages

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