Image sources:

• – Andes Flight Disaster:
  http://www.theepochtimes.com/n2/images/stories/large/2008/10/23/01.jpg
  http://4.bp.blogspot.com/_LoPTdkHrjjk/SqjCEcEwi9I/AAAAAAAAE6s/AGZaIe75Ukk/s400/Andes-flight-disaster-october13-1972-05.jpg
• – The Franklin Expedition:
  http://rhulvictorian.files.wordpress.com/2009/10/arcfranklin.jpg
  http://rhulvictorian.files.wordpress.com/2009/10/30_years.jpg
• – The Whale Ship Essex:
  http://upload.wikimedia.org/wikipedia/commons/1/1b/Essex_photo_03_b.jpg
• – The Siege of Leningrad:
  http://zarodinu.files.wordpress.com/2008/04/roadoflife_horses.jpg
  http://www.gay-tour.ru/history/photos/siege_1.jpg
• – The Holocaust:
  http://img.dailymail.co.uk/i/pix/2007/07_01/holocaust060707_468x391.jpg