Planes That Changed the World

Name: SR-71 Blackbird - Hypersonic Surveillance
Released: 2015-04-07
Duration: 46 min

Season 1 • Episode 3: SR-71 Blackbird - Hypersonic Surveillance • Watch with subtitles

Season:

Episode:

Episode 3: SR-71 Blackbird - Hypersonic Surveillance

April 7, 2015 • 46 min

Lockheed were tasked with creating a plane invisible to Russian radar, capable of reaching an altitude of 80,000 ft and speeds of Mach 3.2.

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