Two teenagers were detained by officers after being accused of trying to start a fire.
Police and fire crews were called to Castle Gardens in Norwich, at about 4.30pm on Friday, April 8, following reports of two youths trying to start a blaze.
A Norfolk police spokeswoman said the teenagers had been given "words of advice" before being released.
She said: "The fire was deemed to be minor and no further action was required."
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules here