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Biography
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Biography
Ralf Kiefner
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Overview
Born
1957
·
Cologne, North Rhine-Westphalia, Germany
Mini Bio
Ralf Kiefner was born in 1957 in Cologne, North Rhine-Westphalia, Germany. He is known for
National Geographic Explorer (1985)
,
Planet Wissen (2002)
and
Markus Lanz (2008)
.
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