A fast-moving wildfire reached the outskirts of Marseille, France’s second-largest city, on Tuesday, leading its airport to be shut down, with residents told to stay indoors and shut all openings to be safe from the smoke.

Flames licked the outskirts of Marseille on Tuesday, with residents warned to stayed inside, close doors and keep roads clear for emergencies.

A wildfire in southern France on Tuesday that forced Marseille airport to close and interrupted train traffic has not been fully contained, the country’s interior minister said. Several forest fires have raged in recent days in southern France,