Nine firefighters were injured near Pedrogao Grande, Portugal.
It happened on Monday, while they were fighting the latest fire to threaten the area.
Two of the firefighters are in serious condition after they and six others were burned and suffered smoke inhalation.
The ninth firefighter suffered a leg injury in a separate incident.
More than 400 firefighters and eight aircraft are battling two blazes in the Tomar region.
They are burning not far from where 64 people were killed by another fire, on June 17.