Gardaí in Galway are investigating a series of arson attacks in the city last night.
At around 1:30am three vacant houses were set alight in the Briarshill area of the city.
A short time later an unoccupied caravan was discovered burnt out in nearby St Nicholas Park, Doughiska, while three vans were also set alight on An Sean Bhaile.
The incidents occurred within 1km of each.
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No one was injured in the attacks.