The King will make a TV appearance alongside British naturalist and explorer, Steve Backshall , this Christmas. In a new 90-minute documentary from ITV, the pair will sit down to discuss the impact of climate change as the adventurer, 52, retraces the monarch's steps from his 1975 to the Canadian Arctic exactly 50 years on.

Then Prince Charles made the formative trip when he was just 26, where he took part in dog sledging and a half-hour dive under Arctic ice at Resolute Bay with the Royal Canadian Navy. He donned a red wetsuit and scuba diving equipment for the adventurous dive, later revealing that the experience was "splendid, but bloody cold!".

© Getty Images Charles before his dive under arctic ice in 1975

During the trip, he also learned about the local Inuit people's culture

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