

Barbed wire fences are seen at Auschwitz, a former Nazi concentration camp in Oswiecim, Poland, on Jan. 27. Survivors from the Holocaust and Auschwitz, veterans, and international leaders, participated in ceremonies on Wednesday to mark the 65th anniversary of the liberation of Auschwitz by Soviet troops and to remember the victims of the Holocaust. Kacper Pempel/Reuters
Memorial candles are lit in a synagogue in Moscow as part of International Holocaust Remembrance Day on Jan. 27. Misha Japaridze/AP
Survivors of the concentration camp Auschwitz-Birkenau attend a ceremony marking the 65th anniversary of the liberation of the camp on Holocaust Remembrance Day. Peter Andrews/Reuters
A visitor walks through the snow at the Holocaust memorial in Berlin, Germany, on Jan. 27. Fabrizio Bensch/Reuters
Visitors walk under pictures of victims of the Holocaust in the Hall of Names at Yad Vashem Holocaust History Museum on Jan. 26. Gil Cohen Magen/Reuters
Survivors listen as Israel's Prime Minister Benjamin Netanyahu speaks during a ceremony in Auschwitz-Birkenau, Poland, on Holocaust Remembrance Day. Peter Andrews/Reuters
Nobel laureate and Holocaust survivor Elie Wiesel speaks in the Chamber of Deputies during Holocaust Rembrance Day ceremonies in Rome, Italy, on Wednesday. Remo Casilli/Reuters
A Holocaust survivor attends a ceremony in Auschwitz-Birkenau on Wednesday. Peter Andrews/Reuters
Visitors view the display as they walk in the Yad Vashem Holocaust memorial in Jerusalem on Jan. 26 ahead of International Holocaust Remembrance Day. Bernat Armangue/AP
People walk through the gate with the words, 'Arbeit macht frei,' or work sets you free, on the former Nazi concentration camp Auschwitz in Oswiecim, Poland, on Wednesday. Kacper Pempel/Reuters
Barracks at Auschwitz-Birkenau are seen on Wednesday as Holocaust survivors, veterans, and international leaders participated in ceremonies to mark the 65th liberation of the camp and to remember victims of the Holocaust. Peter Andrews/Reuters
A visitor with an Israeli flag walks through Auschwitz in Poland on Jan. 27. Kacper Pempel/Reuters
A guard tower at Auschwitz-Birkenau is seen on Wednesday as visitors walk through the former concentration camp as part of ceremonies marking Holocaust Remembrance Day. Peter Andrews/Reuters
A rose lies on a railway track in Auschwitz-Birkenau on Jan. 19 ahead of Holocaust Remembrance Day. Peter Andrews/Reuters
On Tuesday, Israeli President Shimon Peres (l.) and German President Horst Koehler (r.) stand at a memorial site, Track 17, in Berlin, Germany. The track is where most of the deportation trains during the Holocaust departed from. Rainer Jensen/AP
Visitors walk through displays at the Yad Vashem Holocaust Memorial in Jerusalem on International Holocaust Remembrance Day. Dan Balilty/AP
A visitor looks at the displays at the Yad Veshem Holocaust Memorial in Jerusalem on Wednesday. Dan Balilty/AP
Chief Rabbi Berl Lazar lights memorial candles at Moscow's main synagogue on Jan. 27. Misha Japaridze/AP
A Serbian military honor guard pays homage to victims of the Holocaust at a monument in a World War II former Nazi concentration camp, Sajmiste, in Belgrade, Serbia, on Jan. 27. Darko Vojinovic/AP
Israeli President Shimon Peres speaks during a commemoration ceremony at the lower house of parliament, Bundestag, to mark Holocaust Remembrance Day in Berlin, Germany, on Wednesday. Fabrizio Bensch/Reuters