To mark the Days of Remembrance, Holocaust survivor and Museum volunteer Rae explains why she remembers. #WeRemember

It is impossible to picture six million people at once; to read six million names; to know six million stories. This Holocaust Remembrance Day, #WeRemember and reaffirm our enduring commitment to remember the victims of the Holocaust and the other victims of Nazi persecution.

“My father survived Mauthausen,” said Holocaust survivor Sam Ron. “He was in an American military hospital eight months after the war.'

Sam's father, Jozef, was liberated from Mauthausen concentration camp #OTD in 1945. He is pictured here in the hospital where he recovered.

British forces liberated the Neuengamme concentration camp #OTD in 1945. Francis Akos was among the prisoners who had evacuated the camp weeks prior and was later forced onto the Cap Arcona ship. Unaware it was filled with prisoners, the British bombed the ship. Francis survived.

We never thought that we'd be free again.' —Martin 'Marty' Weiss

In early May 1945, US troops liberated Gunskirchen, a subcamp of the Mauthausen concentration camp. Marty was one of some 15,000 prisoners liberated there.

“When the gates swung open, we got our first good look at the prisoners. … They were like skeletons—all skin and bones.'—Ichiro Imamura

As the all-Japanese American 442nd Regimental Combat Team fought across Europe, they liberated Kaufering IV Hurlach, a subcamp of Dachau.

Yesterday, at an event hosted by the White House, Holocaust survivors and student ambassadors from the Museum's youth leadership program (Bringing the Lessons Home) gathered to view their testimonial art, jointly created as part of the Museum’s Art & Memory Project.

'We could hear the Germans shouting, the dogs barking, people screaming, shots ...'

Marcel Drimer was just eight years old when he survived a major roundup of Jews in his hometown of Drohobycz, Poland, in summer 1942. He called what he heard the 'concert of death.'

Rather than risk revealing the identity of a Jewish boy in hiding, Gertruda Babilińska smuggled a Jewish doctor out of the Wilno ghetto to treat Michael Stołowicki, sick with pneumonia and struggling to breathe. Watch on May 1 at noon ET to hear how Gertruda helped him survive.

When Estelle Mantovani donated this photo to our Museum over 30 years ago, she wrote: 'After I'm gone [there] will be no one to remember them.' Ahead of the Days of Remembrance, we remember Estelle's niece and nephews—Henryk, Felicja, and Salomon Lippermann—who did not survive.

“Ravensbrück … was a hell.'—Blanka Rothschild. #OTD in 1945, the Soviet army liberated the remaining prisoners at Ravensbrück concentration camp. Over 130,000 female prisoners passed through the camp complex. More than 25,000 of them died there. 📸 Former Ravensbrück prisoners

Maria Seidenberger secretly took these photos of a death march toward Dachau concentration camp. In addition to documenting the march, Maria offered potatoes to the starving prisoners. A few days after she took these photos, Dachau was liberated by American forces #OTD in 1945.

Jewish dancer Paula Rüthling survived horrific conditions in Auschwitz. After the war, she reestablished her cabaret show alongside her husband and daughter. #InternationalDanceDay

Born #OTD in 1908, businessman Oskar Schindler helped save more than 1,000 Jewish forced laborers during the Holocaust. They were put on lists and sent to his new factory, protecting them from dire conditions elsewhere. The wartime profiteer was an unlikely rescuer. 📷 Yad Vashem

After five-year-old Michael Stołowicki's mother died, his Catholic nanny, Gertruda Babilińska, devoted her life to protecting him. “I am your mama now,” she told him. Hear how Gertruda hid Michael’s Jewish identity from the Nazis on YouTube on May 1 at noon ET.

In April 1945, American troops happened upon a stunning discovery—about 2,500 concentration camp prisoners abandoned and left to starve by their German captors. The troops watched as prisoners realized the enormity of their newfound freedom.

The Gestapo, Nazi Germany’s infamous political police force, was established #OTD in 1933. One of its most notorious members was Klaus Barbie, “the Butcher of Lyon.” As head of the Gestapo in Lyon, France, he caused the deaths of thousands of Jews and French Resistance members.

'Even though my story is told against the dark and tragic background of the Holocaust, I consider it to be one of inspiration.'

While danger marked his earliest years, Holocaust survivor Arye Ephrath remembered the strangers who rescued his family, rather than his tormentors.

#OTD in 1933, the Nazi regime issued a law that limited the number of Jewish students in public schools. Initially, Marion Sauerbrunn was unaffected by this discriminatory law. But not for long. In 1936, she and other Jewish students had to leave their private school.

#OTD in 1915, Ottoman authorities arrested hundreds of Armenian leaders in Constantinople (today, Istanbul)—the start of the Armenian genocide. As many as 1.2 million people were killed during the #ArmenianGenocide between spring 1915 to fall 1916.