Saturday 6 August Fred Dibnah's Building of Britain An orgy - if that's the right word - of Fred Dibnah with six back-to-back episodes of the recent series.
UKTV Documentary, 6-9pm The Worst Jobs in History Tony Robinson takes a break from Time Team to present a new series highlighting some of history's less savoury occupations. This evening's offering includes workers in the wool industry and leech gatherers. A case of a job that sucks if ever there was one.
Channel 4, 7pm Archive Hour: The Lapse of Dartmoor Since celebrating its 50th anniversary four years ago, the Dartmoor National Park Authority has been busy compiling the recollections of those who have lived and worked on the largest area of open country in southern England. Tony Soper - now there's a blast from the past - presents a selection of said reminiscences, revealing changes to everything from farming to tourism to transport.
BBC Radio 4, 8pm Sunday Romer's Roamings In the first of three programmes, egyptologist, archaeologist and broadcaster John Romer looks back on his life, career and the fascinating folk he has met.
BBC Radio 4, 5.40pm Secrets Of Archaeology A fresh look at the volcanic eruption that destroyed Pompeii.
History Channel, 7.30pm Monday Brain of Britain 2005 Robert Robinson chairs the first of a new series.
BBC Radio 4, 1.30pm Monster Moves To New Mexico, where a father and son attempt to move a 19th century railway station across the desert.
Channel 5, 8pm The Howling Terror Mystery When an enormous megaphone sounded off across the Sussex Downs in 1900, it put the wind up a good many folk who'd heard nothing like it before.
Alan Dein tells the bizarre story.
BBC Radio 4, 8.30pm Tuesday Engineering Disasters The devastating consequences of the accidental release of forty metric tons of methyl isocyanate from the Union Carbide pesticide plant in Bhopal, India in 1984.
History Channel, 7pm Friday Bridge on the River Kwai: the Documentary The story of the notorious bridge building project.
National Geographic, 9pm