1. A firefighter walks on a road while dark clouds of smoke billow behind him in Tabuyo del Monte near Leon in Spain

2. Firefighters gather on a road in Torneros de Jamuz near Leon, Spain

3. A firefighter walks past burning trees during a wildfire in Tabuyo del Monte near Leon, Spain

4. Firefighters work at the site of a blaze in Tabuyo del Monte, near Leon

5. A helicopter scoops up water and drops it on a fire in Torneros de la Balderia, near Leon, Spain

6. An image captured by a Nasa satellite shows a thick plume of smoke blowing southward from the Greek island of Chios over the island of Crete

7. A car drives through thick smoke as flames from a fire creep over the safety barrier of a motorway in the region of Nemea, near Corinth in the Peloponnese, Greece

8. A fire fighter wearing a mask in thick smoke gestures as others battle against blazes raging in the region of Nemea, near Corinth in Greece

9. Fire fighters battle a blaze raging in the region of Nemea, near the city of Corinth in the Peloponnese, Greece

10. Locals in Duca, Croatia, use water from a swimming pool to help put out a wildfire