The Cheesegrater | First look Inside London's tallest office space

Lead architect Graham Stirk gives an exclusive guided tour of 'The Cheesegrater' - aka the Leadenhall building, standing at 225m, the tallest office tower ever to be built in Britain.
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Stirk's firm was also behind the adjacent Lloyd's building, the radical and critically divisive home of the global insurer.
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What do the differences and similarities between these two landmarks reveal about British architecture in the 21st century?
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