Video: Fastest century in Test cricket by Sir Viv Richards

27 years before Chris Gayle and David Miller scored 30-odd ball hundreds against ordinary bowlers on flat tracks in T20 cricket, Sir Viv Richards scored the fastest Test century in St. Johns, Antigua, against the likes of Ian Botham and John Emburey, in just 56 balls. His innings contained seven fours and seven sixes and more importantly, there was no helmet those days!