Illustration showing American Airlines Flight 11 (red) impacting the North Tower (right) of the the World Trade Center in New York City, USA during the Spetember 11 Twin Towers attacks. These impacts were made by two passenger planes hijacked by terrorists; American Airlines Flight 11 and United Airlines Flight 175. Both were Boeing 767 aircraft that departed from Logan Airport, Boston, USA. They impacted the North Tower at 08:46 and South Tower at 09:03. The fires that broke out in the buildings caused them to collapse at 09:59 (South Tower) and 10:28 (North Tower). Many people evacuated safely, but 2763 people in the buildings and the surrounding area were killed.