‘The Antonov An-225 Mriya is a strategic airlift cargo aircraft, designed by the Antonov Design Bureau in the 1980s. It is the world’s heaviest aircraft. Built in order to transport the Buran orbiter, the An-225′s name means “Dream” (Inspiration) in Ukrainian.’
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Thank you to Photofind
Some film of Mriya and Buran on a test flight here – could be the same flight?
http://www.youtube.com/watch?v=QRXNcQ8q3cA