In the first of a two-part Top Gear special, Jeremy Clarkson, Richard Hammond and James May are in Africa with a simple mission - to find the definitive source of the Nile. Show more In the first ...

Show more In the second part of the Top Gear special, Jeremy Clarkson, Richard Hammond and James May continue their epic African odyssey. Having survived insane traffic, lethal mudslides and some ...

Ellis O'Brien It was revealed earlier this week that Top Gear was the most requested show on iPlayer in 2014. The programme's Africa special racked up an incredible 3.4 million requests.

Top Gear's Africa special has been named as the most watched show on the BBC iPlayer in the past year - as figures show use of the on-demand service shot up a third in the past 12 months.