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Season 1 Episode
- Season 1 Australian Forests
- Season 1 The Himalayas
- Season 1 The Rainforests
- Season 1 The Pacific
- Season 1 African Plains
- Season 1 Polar Worlds
- Season 1 African Deserts
- Season 1 Atlantic Coasts
- Season 1 Winter Woodlands
- Season 1 African Water Worlds
- Season 1 Shallow Seas
- Season 1 Listening to Our Planet
Earthsounds - Season 1 Episode 6 Polar Worlds
9.00 48 minutes In subzero conditions, emperor penguins use custom calls to find their families. After dark, the northern lights make mesmerizing music.
