The underwater archaeologist Mensun Bound recounts some of the astonishing relics he has seen, as detailed in his new co-authored book, Wonders in the Deep

Treasure and shipwrecks go hand in hand – but what are the most magnificent and historically significant items ever salvaged and what do they tell us about the world we live in? The underwater archaeologist Mensun Bound, who was the director of exploration on the team that discovered Ernest Shackleton’s ship Endurance, has written a new maritime history of the world through shipwrecked objects he has encountered over the course of his career.

Here, he reveals some of the most important – and quirky – items that have ever been salvaged from the sea.