The Holocaust is an atrocity of such overwhelming magnitude and depravity that it must never be forgotten yet can scarcely be comprehended. The sheer horror of it can often make it seem unreal to contemporary eyes. The primary-source images, firsthand accounts, meticulous timeline, and transcripts of speeches and testimony associated with the Nuremberg Trials and the Nazi crimes they prosecuted are found here, grounding the horror in undeniable, irrefutable reality. Taken together, they help ensure for a new generation that the Holocaust will never be forgotten, never be denied, and never be repeated.