Preview of some of 10,000 artifacts at the 9/11 museum

The remnant of a firetruck that was damaged in the September 11 attacks is one of the biggest displays at the memorial museum

The long-planned September 11 museum is due to open for the first time tomorrow when President Obama and relatives of the victims are welcomed into the site in lower Manhattan.

Heart-wrenching artifacts like personal momentos and the mangled steel beams from the collapsed towers are among the most moving displays.

The museum will open to the public on May 21 but the President will be on hand, along with a number of New York politicians, for the