The intersecting steel beams form the shape of a cross . Recovery workers and their families were among those invited to attend a ceremonial blessing before the cross , which was uncovered in the rubble of the collapsed buildings . The cross was uncovered in the rubble of the World Trade Center collapse . The cross will be a permanent feature of the 9/11 Memorial and Museum .
The intersecting steel beams form the shape of a cross . The cross was uncovered in the rubble of the World Trade Center collapse . The cross will be a permanent feature of the 9/11 Memorial and Museum .