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

Silence pervades the site of Auschwitz-Birkenau today. Sometimes the only sounds are the soft footsteps of visitors, people who come from all over the world to mourn and to learn, and the voices of their guides speaking in hushed tones into microphones trying to explain the ungraspable.

“God suffered a great deal in every single person who was here. God suffered a great deal in this place,” Cardinal Rys added.

King Charles, Prince William and Kate Middleton are leading the royal family’s commemorations of the victims of the Holocaust on Holocaust Memorial Day.

World leaders rubbed shoulders with 56 survivors of Hitler's death camp as they marked 80 years since its liberation.

The works explore a process familiar to Jewish visitors to the death camps and the former homes of vanished loved ones: an occasion to face the enormity of the Holocaust, the inheritance of family

The ceremony is widely regarded as the last major observance likely to see a significant number of survivors in attendance.

In all, the Nazi regime murdered 6 million Jews from all over Europe, annihilating two-thirds of Europe's Jews and one-third of all Jews worldwide. In 2005, the United Nations designated Jan. 27 as International Holocaust Remembrance Day.

Elon Musk has once again caused a stir in Europe after making a controversial 'Nazi guilt' comment just days before the anniversary of the liberation of the notorious concentration camp, Auschwitz. It comes just over a week after the world's richest man was accused not once,

Chabad Shliach Rabbi Shalom Ber Stambler sounded the shofar and Israel's former Chief Rabbi Yisrael Meir Lau recited Kaddish at the 80th anniversary of the liberation of the German Nazi concentration and extermination camp in Auschwitz.

Ruth Cohen, a 94-year-old American Holocaust survivor, returned to the Auschwitz concentration camp in Poland for the first time. She recalled seeing family members before they were separated for the last time at the camp.