The speed with which Tripoli fell surprised many, more so because Colonel Gadaffi had done everything he could to persuade the world that the capital city was his stronghold.

And that the people were all behind him was never the case, as some in Tripoli opposed Gadaffi like the Welsh-trained, Libyan-born doctor Nizar Mhani.

Al Jazeera's Anita McNaught reports from Tipoli