Muhammad Ali dies aged 74

He retained his razor sharp sense of humour and wit until the end.

The champion celebrates a win in the late Sixties.

Joking around with the Beatles in 1964.

The convert to Islam prays in the Holy Mosque in Mecca, Saudi Arabia in 1972.

Muhammad Ali at a fundraiser organised by his foundation with Halle Berry.

Aside from supporting charities for sufferers of Parkinson's, he backed projects to inspire young people to help their communities.

Such was his self belief, Muhammad Ali used to declare he was the Greatest even before he earned any major titles.