Work's begun today on adding to the capital's much-loved green spaces.
It's a programme designed to create dozens of so-called "pocket parks".
These are slivers of land - currently un-loved - which can be transformed, with a touch of TLC and a dollop of money from City Hall.
Martin Stew reports.
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A lamp in the tower which houses Big Ben is to be switched off for the first time in more than 70 years.
Sir Bruce entertained audiences for more than seven decades.
Work in the tower will also pause over the bank holiday weekend.