Unmanned submarine to be used in search for Roald Amundsen 's plane . Comment: Amundsen first to reach South Pole ; He noted that it has been five years since the last search for Amundsen 's wreckage because `` it takes time to raise funding for such projects . '' credited with being first to both poles . Search due to begin later this year .
Unmanned submarine to be used in search for Roald Amundsen 's plane . Comment: Amundsen first to reach South Pole ; credited with being first to both poles . Search due to begin later this year .