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Production Companies (4)
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Production Companies
FremantleMedia
(in association with)
Handel Productions
Pioneer Productions
(for National Geographic Channel)
Steadfast Television
Distributors
National Geographic Channel
(United States, 2004)
(TV)
Other Companies
2000 Film Productions
(Michael Hesemann- 2000 film Productions, stock footage)
APTN Library
(ATPN, stock footage)
Arecibo Observatory
(special thanks)
Channel Four
(ITN Archive/Channel Four, stock footage)
Getty Images
(stock footage)
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