Expedition with Steve Backshall
Season 1, Episode 6: Borneo: Dark Shadow
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The team battle through the jungle into the heart of Indonesian Borneo, to caves holding secretsÃÂ that could rewrite history.
All Episodes - Season 1
Episode 1
Suriname: Lost World
Episode 2
Oman: Desert Canyon
Episode 3
Bhutan: White Water
Episode 4
Suriname: Ghost River
Episode 5
Oman: Desert Fortress
Episode 6
Borneo: Dark Shadow
Episode 7
Arctic: Frozen Frontier
Episode 8
Mexico: Maya Underworlds
Episode 9
Arctic: Ice Mountain
Episode 10
Mexico: Flooded Cave