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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"All it takes is for somebody to see me - and I could just die, just like that. I could want to go to the shop and not come home."
Before the killing, Peters searched the internet for "serial killers", "treatment of child killers in prison" and "premeditated murder".
Arriva Rail North, Greater Anglia and South Western Railway are all affected.