Raging wildfires in northern Italy have burned some 1,600 hectares despite the efforts of hundreds of firefighters over nearly two weeks.

Flames have ravaged the Val di Susa area in Piedmont and forced the mobilisation of squadrons of firefighting aircraft along with around 200 volunteers.

"My team has been working continuously since last Sunday," said Giovanni Valentino, a volunteer firefighter in Condove, near Turin.

Turin: forest fires 'uncontrollable' in northern Italy Show all 5 1 /5 Turin: forest fires 'uncontrollable' in northern Italy Turin: forest fires 'uncontrollable' in northern Italy A general view over fire in the Piedmont valley, in the Val di Susa region, near Turin, Italy, 27 October 2017. Stong winds fanned the flames in the Susa Valley EPA Turin: forest fires 'uncontrollable' in northern Italy Uncontrolled blazes fueled by weather, wind, and dry underbrush spread in the Val di Susa region, about 30 kilometres west of the Piedmont capital Turin, Italy, Friday, Oct. 27, 2017 AP Turin: forest fires 'uncontrollable' in northern Italy Uncontrolled blazes fueled by weather, wind, and dry underbrush spread in the Val di Susa region, about 30 kilometres west of the Piedmont capital Turin, Italy, AP Turin: forest fires 'uncontrollable' in northern Italy A general view over fire in the Piedmont valley, in the Val di Susa region, near Turin, Italy EPA Turin: forest fires 'uncontrollable' in northern Italy A general view over fire in the Piedmont valley, in the Val di Susa region, near Turin, Italy EPA

He told the La Stampa newspaper: "It never ends. The fire has returned to the same point we cleared two days ago."

Foul play has not been ruled out, the paper said, but a lack of work to clear flammable debris like leaves and logs was reportedly partly to blame for the spread of the fires.