The search for the wreck of the sunken Endurance is well underway. Find out more about the submersibles, equipped with 4k cameras that can scan the seafloor hundreds of metres into the darkness and hear from the stellar crew and ice pilots who are responsible for keeping everyone on board safe in the Weddell Sea ice.

But, as you've heard throughout this series, Antarctica is a harsh and volatile environment- right now the temperature is dropping and the ice is closing in around SS Agulhas II. Dan sends the podcast team a concerning message...

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