Fireworks lit up the sky over Tripoli in celebration of the 14th anniversary of the revolution which saw the fall of Muammar Gaddafi on February 17, 2011. "The joy of the Libyans is indescribable, but you can see it in their eyes when they wave the flags here in this square. There are no words to describe this happiness," says Salem Ragoubi, a professor at Bani Walid University. IMAGES AND SOUNDBITES