Exploring the lost Holocaust history of Vilna with ground penetrating radar. Film followed by talk with Calgary-based geophysicist Paul Bauman. Bauman was part of a team that used ground penetrating radar to explore the underground remains of the Vilna Synagogue and the the mass graves at Ponar. The team also made the extraordinary discovery of a hidden escape tunnel dug by Jewish prisoners. Come join the Jewish Heritage Centre of Western Canada and the Jewish Federation of Winnipeg for the 2021 virtual commemoration of Kristallnacht.