Firefighters give directions at an helicopter on the mountain of Ymittos in Athens, Friday, July 17, 2015. Greek firefighters battled large brush and forest fires on the outskirts of Athens and in the country's southern Peloponnese region Friday, where flames forced the evacuation of at least three villages and two summer camps. (Photo by Giannis Liakos/InTime News via AP Photo)

Police officers help a nun to evacuate from a monastery during a fire in Athens on Friday, July 17, 2015. (Photo by Giorgos Bamboukos/InTime News via AP Photo)

Two men ride a motorcycle away from a fire in Athens on Friday, July 17, 2015. (Photo by Giorgos Bamboukos/InTime News via AP Photo)

A man turns away from the fire on the mountain of Ymittos in Athens, Friday, July 17, 2015. (Photo by Petros Giannakouris/AP Photo)

Tourists embark at a sailing boat as a wild fire burns on the mountain near the town of Nafplio, about 140km southwest (87 miles) of Athens, Friday, July 17, 2015. At least four other wildfires broke out across the country, including one north of the Greek capital. Greece applied for assistance from other European countries. (Photo by Vangelis Bougiotis/InTime News via AP Photo)

A man turns away as flames burn on the mountain of Ymittos in Athens, Friday, July 17, 2015. (Photo by Petros Giannakouris/AP Photo)

A helicopter flies over a fire on the mountain of Ymittos in the eastern suburbs of Athens on Friday, July 17, 2015. (Photo by Petros Karadjias/AP Photo)

An helicopter operates over the crowd on the mountain of Ymittos in Athens, Friday, July 17, 2015. (Photo by Giannis Kotsiaris/InTime News via AP Photo)

A helicopter flies over a fire on the mountain of Ymittos in the eastern suburbs of Athens on Friday, July 17, 2015. (Photo by Petros Karadjias/AP Photo)

A wild fire burns over the town of Neapoli, southern Greece, Friday, July 17, 2015. (Photo by Vassilis Konstantopoulos/InTime News via AP Photo)

A helicopter drops water over flames on the mountain of Ymittos in Athens, Friday, July 17, 2015. (Photo by Petros Giannakouris/InTime News via AP Photo)

Municipality workers try to extinguish flames burning on the mountain of Ymittos in Athens, Friday, July 17, 2015. (Photo by Petros Giannakouris/InTime News via AP Photo)

A firefighting helicopter drops water at a raging wildfire at the Kareas suburb, east of Athens, Greece July 17, 2015. (Photo by Alkis Konstantinidis/Reuters)

A Greek national flag flutters atop the parliament building as smoke from a raging wildfire rises in Athens, Greece July 17, 2015. (Photo by Alkis Konstantinidis/Reuters)

A local resident sprays water at a forest fire in an Athens neighborhood, July 17, 2015. Dozens of Athens residents fled their homes on Friday as wildfires fanned by strong winds and high temperatures burned through woodland around the Greek capital, sending clouds of smoke billowing over the city. (Photo by Yannis Behrakis/Reuters)

A Greek Orthodox priest covers his nose and mouth as he walks away from a forest fire close to Saint George church in an Athens neighborhood, July 17, 2015. (Photo by Yannis Behrakis/Reuters)

An elderly woman covers her nose and mouth as she walks away from a forest fire close to Saint George church in an Athens neighborhood, July 17, 2015. (Photo by Yannis Behrakis/Reuters)

A military man kicks a wooden structure of fire at a children's play ground in an Athens neighborhood during a forest fire, July 17, 2015. (Photo by Yannis Behrakis/Reuters)

A helicopter drops water over a forest fire as firefighters work to extinguish it in an Athens neighborhood, July 17, 2015. (Photo by Yannis Behrakis/Reuters)

Local residents carry water to extinguish a forest fire in an Athens neighborhood July 17, 2015. (Photo by Yannis Behrakis/Reuters)

Tourists visit the ancient Acropolis hill as smoke from a raging wildfire rises in Athens, Greece July 17, 2015. (Photo by Alkis Konstantinidis/Reuters)

A firefighting helicopter drops water at a raging wildfire at the Kareas suburb, east of Athens, Greece July 17, 2015. (Photo by Alkis Konstantinidis/Reuters)

Tourists make their way next to the Parthenon temple as smoke from a raging wildfire rises in Athens, Greece July 17, 2015. (Photo by Alkis Konstantinidis/Reuters)

Burned cars are seen in a car lot as a wildfire rages at the town of Neapoli in the region of Laconia in Peloponnese, southern Greece July 17, 2015. Wildfires burned through rural land on the island of Evia near Athens and in the region of Laconia in the Peloponnese where one fire-fighting aircraft was forced into an emergency landing, according to the regional governor. (Photo by Vassilis Konstantopoulos/Reuters/Intimenews)

A firefighter tries to extinguish a fire at a building at the town of Neapoli in the region of Laconia in Peloponnese, southern Greece July 17, 2015. (Photo by Vassilis Konstantopoulos/Reuters/Intimenews)

Local residents throw water to extinguish a forest fire in an Athens neighborhood July 17, 2015. (Photo by Yannis Behrakis/Reuters)

Local residents carry water to extinguish a forest fire in an Athens neighborhood as a helicopter flies overhead July 17, 2015. (Photo by Yannis Behrakis/Reuters)

A local resident sprays water to extinguish a forest fire in an Athens neighborhood July 17, 2015. (Photo by Yannis Behrakis/Reuters)

Firefighter sprays water to extinguish a forest fire in an Athens neighborhood July 17, 2015. (Photo by Yannis Behrakis/Reuters)

A local resident walks through a burned area during a forest fire in an Athens neighborhood July 17, 2015. (Photo by Yannis Behrakis/Reuters)

A Greek Orthodox priest stands in a safe location away from a forest fire close to Saint George church (background) in an Athens neighborhood during a forest fire July 17, 2015. (Photo by Yannis Behrakis/Reuters)

Local residents try to extinguish a wildfire raging at the village of Neapoli in the region of Laconia in Peloponnese, southern Greece July 17, 2015. (Photo by Panagiotis Kouros/Reuters/Eurokinissi)

Local residents try to extinguish a wildfire raging at the village of Neapoli in the region of Laconia in Peloponnese, southern Greece July 17, 2015. (Photo by Panagiotis Kouros/Reuters/Eurokinissi)

Firefighters walk next to a burned building at the town of Neapoli in the region of Laconia in Peloponnese, southern Greece July 17, 2015. (Photo by Vassilis Konstantopoulos/Reuters/Intimenews)

A fireman tries to extinguish a fire in Karea, suburb of Athens, Greece, 17 July 2015. Due to the strong winds blowing in the area the blaze is now very close to the inhabited area. (Photo by Orestis Panagiotou/EPA)