"Every mission can be your last"

Viggó Sigurðsson is a rescue man in the Icelandic coast guard. It's a treacherous job - facing roaring winds, rolling seas and ferocious blizzards. And it's Viggo's job to go out in this weather - he drops out of the side of a helicopter and attempts to save people from the sea, the top of volcanos and cracks in glaciers. Image: Viggó Sigurðsson. Credit: Saskia Edwards, BBC