World vs Camera - Photographers pushing their cameras to the limits

Today's episode is all about stories of photographic kit being pushed to its absolute limits - and sometimes beyond! Joining our host Lucy Hedges is a pair of Canon Ambassadors. Adventure photographer Ulla Lohmann's work often takes her inside active volcanoes - and her kit has been tested by both extreme heat and acid rain. At the other end of the spectrum is nature photographer Audun Rikardsen, whose expeditions to the Arctic Circle led to him losing a camera to the freezing waters - a...