Libya: First pictures of Gaddafi's bunker
25 August 2011 Last updated at 16:51 BST
The first pictures from inside the network of tunnels beneath Col Gaddafi's sprawling Bab al-Aziziya compound have emerged.
The rebel fighters have been breaking into the complex tunnel system underneath the compound, searching for Col Gaddafi and his fighters.
The bodies of several Gaddafi fighters have been found inside, but the whereabouts of Col Gaddafi remain a mystery.