If a Ghetto Is Liquidated and No One Lives to Remember It, Can It Be Memorialized?

The new online Hebrew version of a special encyclopedia tries to tell the story of the 1,200 Jewish ghettos during the Holocaust.

In the mid-1920s, around 1,400 Jews lived in the city of Dzhankoy in the Crimea. Three Jewish schools operated in the town. There was also a Jewish hospital, established with money from the American Jewish Joint Distribution Committee.

In late October 1941 during World War II, the Germans occupied the city. A month and a half later hundreds of Jews who had remained in the area were herded into a...