Police are looking for four persons of interest after an alleged case of arson in Gravenhurst.
The Bracebridge OPP are investigating the fire that was set in a public washroom at Gull Lake Park on Friday, July 7.
The fire was set just after 10 p.m., OPP Central said in a Twitter post.
"Call police if you recognize these four people as they may have information that is helpful," police said.
You can call the OPP at 705-645-2211 or visit Simcoe Dufferin Muskoka Crime Stoppers online.