Discovery Channel SR-71 Blackbird
Watch Discovery Channel SR-71 Blackbird full movie online free in HD with English subtitles – no download needed.
The amazing Lockheed SR-71Blackbird , a mach 3 reconnaissance plane developed by " Skunk works " ( Lockheed's secret division ) in Groom Lake , Nevada , USA....................... Its existence was publicly announced on February 29, 1964 by President Lyndon Johnson, the time when he announced that an A-11 had flown at sustained speeds of over 2,000 miles per hour during tests at Edwards AFB, California