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The Core is the Eden Project's Education Centre. It's one of the most sustainable buildings in the world. Find out more
Find out more about the How We Built Britain series on BBC1 including the latest programme.
Thinking of photographing buildings? Get better results with our top tips from photographer Tom Ang.
Take a look at the BBC4 companion series to How We Built Britain, Britain in Pictures.
Learn more about the Britain in Pictures exhibition at the National Media Museum.
Explore Britain's heritage in the Royal Institute of British Architects' virtual exhibition.
View the special events being held across the country by The National Trust.
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