World Trade Center cross , also known as the Ground Zero cross , is a formation of steel beams found among the debris of the World Trade Center site in Lower Manhattan , New York City , following the September 11 attacks in 2001 . This set of beams is so named because it resembles the proportions of a Christian cross . The beams have been part of an exhibit at the National September 11 Museum since 2014
September 11 attacks
September 11 attacks
World Trade Center cross