How Earth Made Us

BBC TWO

Thursday 14 February 2019  16:15 - 17:15 (60 mins)
4/5. Professor Iain Stewart explores man's relationship with fire. Along the way he dives in a mysterious lake in Oregon, climbs a glacier of salt and takes a bath in crude oil. [S,AD]

How Earth Made Us may be available on playback
How Earth Made Us (BBC TWO) Thursday 14 February 2019 16:15 - 17:15