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$19.98
Original run: | 28.09.2011 — ... |
Country of origin: | US |
Genre: | Discovery/Science, Educational, Family |
Network: | National Geographic Channel |
Watched by: | 10 866 187 |
Total running time: | 18 hours |
Episode duration: | 30 min. |
Episodes count: | 36 |
IMDB rating: | 8.2 of 10 99 |