Breaking News, Latest News and Videos World's largest whale graveyard discovered by sub at bottom of ocean: "Completely unexpected" CBS News reports: A 5.3-million-year-old deep-sea whale necropolis in the Diamantina Zone Nature Whale graveyard dating back five million years discovered BBC Deepest and most extensive whale graveyard discovered in Indian Ocean The Guardian Scientists discover a deep whale graveyard that is teeming with life ABC News - Breaking News, Latest News and Videos World's largest whale graveyard discovered by sub at bottom of ocean: "Completely unexpected" CBS News