Famed French Holocaust historian Serge Klarsfeld is photographed in his Paris office, Sunday, Oct. 3, 2010, holding a recently uncovered 1940 document.
Margaret Bourke-White / Time Life / Getty
Holocaust survivors stand behind a barbed wire fence at the Buchenwald concentration camp shortly after being liberated by American forces.
AP / Gerald Herbert
Police outside the U.S. Holocaust Memorial Museum in Washington
BITTER & BREDT
HOLOCAUST REMEMBERED: Libeskind designed the unsettling underground level of the Jewish Museum with sharp, angular hallways
REMEMBERING: A Holocaust survivor wears a Star of David bearing the word "Jew" during a memorial ceremony
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Colombia's President Juan Manuel Santos, walks following a ceremony at the Hall of Remembrance at the Yad Vashem Holocaust memorial, in Jerusalem, Monday, June 10, 2013.
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Police gather in front of the Holocaust Museum following a shooting at the museum in Washington, DC.
KAI WIEDENHOEFER for TIME
OVERLOOKED: Arnade can't navigate Berlin's Holocaust memorial
An aerial view of Berlin's vast new Holocaust memorial
ROLAND MAGUNIA/AFP-GETTY IMAGES
Germany's far-right NPD disturbed a silence for the Holocaust dead
Yoav Lemmer / AFP / Getty
Khaled Kasab Mahameed poses at his office in Nazareth. Mahameed is unique among fellow Israeli Arabs — he has created a small memorial to the Holocaust in his office in Nazareth, drawing the ire of both Palestinians and Jews.
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Pope Benedict XVI lays a wreath at the Yad Vashem Holocaust Memorial's Hall of Remembrances on May 11, 2009 in Jerusalem, Israel.
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Photographs of Polish children, numbered and photographed after arriving at the Auschwitz concentration camp. The FBI has charged 17 people for making fraudulent claims for money from a fund established to compensate victims of the Holocaust
Islamic Republic of Iran Broadcasting
Still from Zero Degree Turn, an Iranian mini-series about the Holocaust
HASAN SARBAKSHIA / AP
Iranian President Mahmoud Ahmadinejad meets with participants of a conference on the Holocaust, as two anti-Zionist Rabbis sit at foreground, in Tehran, Iran, Tuesday, Dec. 12, 2006.
CYNTHIA JOHNSON FOR TIME
SYMBOLS OF THE DEAD: The empty leather shoes of the Holocaust
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Secretary of State John Kerry during the annual ceremony at the Yad Vashem Holocaust Memorial complex in Jerusalem on April 8, 2013.