Youngsters at the BMX track at Porth in Rhondda Cynon Taf said it has given them "something to do" - and is "great fun."
The initiative has been picked out as one of the best in Europe for crime prevention.
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It will be a cloudy and breezy start to the day, with persistent rain spreading from the west.
A commissioner has labelled plans for the proposed M4 relief road as 'not the most effective way' to tackling future challenges.
Welsh home owners are being urged to make themselves aware of the importance of home safety this winter.