This is a collection of photos chosen by AP photo editors.

Few are left who survived the Holocaust, or those who broke open the death-camp doors and freed the condemned. It is up to us now to never again allow hatred and intolerance to drown out our humanity and respect for the lives of others.

Today, the world commemorates the 80th anniversary of the liberation of Auschwitz, perhaps the most notorious of Nazi concentration and extermination camps.