Three buses belonging to 'GM Travels' were set on fire at a filling station in Natore's Boraigram upazila early Monday.
The incident happened at about 5am at Patowari Filing Station on the Bonpara-Hatikimrul highway.
The three buses were parked at the filling station like other days. Suddenly in the early morning, miscreants set fire to the vehicles pouring petrol on them and fled the scene immediately, said police quoting locals.
Locals found fire and informed police and Fire Service.
Later the fire doused with the help of police and Fire Service members.
Boraigram Police Station OC Shafiul Azam said law enforcers visited the place.
"Police team are working to arrest the arsonists," the OC added.