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Its detractors say
it's a tourist attraction run by questionable characters
it's a tourist attraction run by questionable characters
Full Transcript
00:00:01.000 --> 00:00:03.047
Its detractors say
it's a tourist attraction
00:00:03.503 --> 00:00:05.104
run by questionable characters.
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Movie Summary
A look at the group of people who built the Biosphere 2, a giant replica of the earth's ecosystem, in 1991.