John Downer / 'Blizzard cam' a remote camera for filming polar bears, Svalbard, Norway, taken on location for 'Polar Bear : Spy on the Ice' August 2010

John Downer / 'Iceberg cam' remote camera used for filming polar bears, Svalbard, Norway, taken on location for 'Polar Bear : Spy on the Ice' August 2010

Juan Carlos Munoz / Tourists being lowered into Thrihnukagigur volcano, a dormant volcano now used for tours, by cable lift. Iceland, Europe, June 2012