Hans and Lotte Hass explore a mysterious wreck off the island of Tillanchong. They find unusual treasure trove and from it are able to shed light on the history of the sunken ship.
In association with the BBC Natural History Unit
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Hans and Lotte Hass explore a mysterious wreck off the island of Tillanchong. They find unusual treasure trove and from it are able to shed light on the history of the sunken ship.
In association with the BBC Natural History Unit
