Jerry Monkman / Man stoking the fire in the sap evaporator of the sugar house at Sugarbush Farm in Woodstock, Vermont, USA, April 2008.

Ashley Cooper / Man stoking boiler at Queens Mill in Burnley, Lancashire, England, UK. The mill is powered by a steam engine built over 100 years ago and is still powering the mill today. The steam powered industry...

Fabio Liverani / Factory worker stoking the fire, Blu Field Tea Factory, Nuwara Eliya, Sri Lanka. June 2010

Barry Bland / A fireman stoking the boiler on the "T.S.S. Earnslaw" steam boat, built in 1912 to service the sheep stations on Lake Wakatipu. It is powered by two coal fired steam engines and is now used to take to...