Two glass columns are representative of the World Trade Center Towers Chips of broken glass signify the broken hearts of American people An eternal illumination inside of columns is a symbol that we will never forget September 11, 2001 The Pentagon is represented by the pentagon shaped base leading up to the columns There are seven steps representing the seven continents of the world The circular garden around the preimiter of the sculpture represents our world and the blooming flowers are a symbol of eternal love and life