Jerusalem Mayor, Nir Barkat, takes part in a ceremony marking Holocaust Martyrs' and Heroes' Remembrance Day with Holocaust survivors, city council members, municipal employees and high school students. Holocaust Martyrs' and Heroes' Remembrance Day (Yom Hashoah) is a national day of commemoration in Israel, on which the six million Jews murdered in the Holocaust are memorialized. Jerusalem, Israel. 02/05/2011.