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Timewatch Season 26 · Episode 3

Killer Cloud

19th January 2007 50 mins Season 26 Episode 3

A huge volcanic eruption in Iceland in 1783 spewed out poisonous gases that enveloped Europe, killing thousands of Britons. The ensuing winter was one of the worst ever and cost countless more lives. This environmental disaster is well known in Iceland, but its impact on Britain has until now been a mystery. 3/6.

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Season 26 · Episode 4

Hadrian's Wall

A stone barrier 74-miles long, up to 15ft high, and 10ft thick: Hadrian's Wall stood as the Roman Empire's most imposing frontier for 300 years. Almost 2,000 years after it was built, archaeologists have properly excavated less than one per cent of it, but they have unearthed extraordinary findings. Julian Richards journeys back in time to unlock its secrets. 4/6.
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