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.

Flights to and from Marseille have been suspended and traffic at the city’s main train station was disrupted due to a wildfire near the southern French port city.