The Ontario Fire Marshall's Office is now involved in determining the cause of the fire at the Canadian Northern Hotel in Rainy River.Monday's fire completely destroyed the 109 year old building.
No one was inside.
Firefighters from Rainy River, Baudette and Dawson Township were involved in battling the flames.
Officials with the Fire's Marshall's office are working with Rainy River Fire Department and OPP in hopes of identifying its cause.
