These images reflect some of the best and worst parts of the human experience and world events, so we should warn our readers that some of these pictures may upset them.
Some of these historical photos may mean more to some of our readers than to others. But hopefully, they will remind us all that the world can always use a little bit more love, tolerance, compassion, and understanding.
1. Starving boy and missionary
Image credits: Mike Wells
2. Inside an Auschwitz gas chamber
Image credits: kligon5
3. Heart surgeon after 23-hour-long (successful) heart transplant. His assistant is sleeping in the corner.
Image credits: James Stanfield