With the approach of the third National Public Memorial Day of the Nanjing Massacre, eight students from Nanjing exhibited hand-made maps of the monument to the victims in Xiwazi village in the Sun Yat-sen Mausoleum on Dec. 8. The eight students are from the College of Civil Aviation, Nanjing University of Aeronautics and Astronautics. Their maps clearly marked the 23 burial places of the victims, as well as the shape of the monument itself.