An aircraft drops water during a wildfire in ancient Olympia, western Greece, Thursday, Aug. 5, 2021. Greece evacuated people in boats from an island beach Wednesday amid heavy smoke from a nearby wildfire and fire crews fight elsewhere to keep flames away from the birthplace of the ancient Olympic Games as the country sweltered under a record heat wave. (Giannis Spyrounis/ilialive.gr via AP)

A man holds a water hose during a wildfire in Kryoneri area, northern Athens, Greece, Thursday, Aug. 5, 2021. Wildfires rekindled outside Athens and forced more evacuations around southern Greece Thursday as weather conditions worsened and firefighters in a round-the-clock battle stopped the flames just outside the birthplace of the ancient Olympics. (AP Photo/Michael Varaklas)

Local residents react during a wildfire near Olympia town, western Greece, Thursday, Aug. 5, 2021. Wildfires rekindled outside Athens and forced more evacuations around southern Greece Thursday as weather conditions worsened and firefighters in a round-the-clock battle stopped the flames just outside the birthplace of the ancient Olympics. (Giannis Spyrounis/ilialive.gr via AP)

An aircraft operates as police blocks a road during a wildfire in Kourkouloi village on the island of Evia, about 150 kilometers (93 miles) north of Athens, Greece, Thursday, Aug. 5, 2021. Forest fires fueled by a protracted heat wave raged overnight and into Thursday in Greece, threatening the archaeological site at the birthplace of the modern Olympics and forcing the evacuation of dozens of villages. (AP Photo/Thodoris Nikolaou)

Local residents gather at a forest during a wildfire in Kechries village on the island of Evia, about 144 kilometers (90 miles) north of Athens, Greece, Thursday, Aug. 5, 2021. Forest fires fueled by a protracted heat wave raged overnight and into Thursday in Greece, threatening the archaeological site at the birthplace of the modern Olympics and forcing the evacuation of dozens of villages. (AP Photo/Thodoris Nikolaou)

Firefighters try to extinguish a wildfire near Olympia town, western Greece, Thursday, Aug. 5, 2021. Wildfires rekindled outside Athens and forced more evacuations around southern Greece Thursday as weather conditions worsened and firefighters in a round-the-clock battle stopped the flames just outside the birthplace of the ancient Olympics. (Giannis Spyrounis/ilialive.gr via AP)

An helicopter drops water during a wildfire in ancient Olympia, western Greece, Thursday, Aug. 5, 2021. Greece evacuated people in boats from an island beach Wednesday amid heavy smoke from a nearby wildfire and fire crews fight elsewhere to keep flames away from the birthplace of the ancient Olympic Games as the country sweltered under a record heat wave. (Giannis Spyrounis/ilialive.gr via AP)

An helicopter drops water over a wildfire in Kryoneri area, northern Athens, Greece, Thursday, Aug. 5, 2021. Wildfires rekindled outside Athens and forced more evacuations around southern Greece Thursday as weather conditions worsened and firefighters in a round-the-clock battle stopped the flames just outside the birthplace of the ancient Olympics. (AP Photo/Michael Varaklas)

Firefighters try to extinguish a wildfire near Olympia town, western Greece, Thursday, Aug. 5, 2021. Wildfires rekindled outside Athens and forced more evacuations around southern Greece Thursday as weather conditions worsened and firefighters in a round-the-clock battle stopped the flames just outside the birthplace of the ancient Olympics. (Giannis Spyrounis/ilialive.gr via AP)

An aircraft drops water during a wildfire in Kryoneri area, northern Athens, Greece, Thursday, Aug. 5, 2021. Wildfires rekindled outside Athens and forced more evacuations around southern Greece Thursday as weather conditions worsened and firefighters in a round-the-clock battle stopped the flames just outside the birthplace of the ancient Olympics. (AP Photo/Michael Varaklas)

An helicopter operates during a wildfire in Kryoneri area, northern Athens, Greece, Thursday, Aug. 5, 2021. Wildfires rekindled outside Athens and forced more evacuations around southern Greece Thursday as weather conditions worsened and firefighters in a round-the-clock battle stopped the flames just outside the birthplace of the ancient Olympics. (AP Photo/Michael Varaklas)

A Russian aircraft operates during a wildfire near ancient Olympia, Wednesday, Aug. 4, 2021. Greece evacuated people in boats from an island beach Wednesday amid heavy smoke from a nearby wildfire and fire crews fought elsewhere to keep flames away from the birthplace of the ancient Olympic Games as the country sweltered under a record heat wave. (Giannis Spyrounis/ilialive.gr via AP)

Firefighters hold a water hose during a wildfire near Kechries village on the island of Evia, about 144 kilometers (90 miles) north of Athens, Greece, Thursday, Aug. 5, 2021. Forest fires fueled by a protracted heat wave raged overnight and into Thursday in Greece, threatening the archaeological site at the birthplace of the modern Olympics and forcing the evacuation of dozens of villages. (AP Photo/Thodoris Nikolaou)

A house is on fire in Rovies village on the island of Evia, about 160 kilometers (100 miles) north of Athens, Greece, late Wednesday, Aug. 4, 2021. Greece evacuated people in boats from an island beach Wednesday amid heavy smoke from a nearby wildfire and fire crews fought elsewhere to keep flames away from the birthplace of the ancient Olympic Games as the country sweltered under a record heat wave. (AP Photo/Thodoris Nikolaou)

Bulldozers open fire break at a forest during a wildfire near Kechries village on the island of Evia, about 144 kilometers (90 miles) north of Athens, Greece, Thursday, Aug. 5, 2021. Forest fires fueled by a protracted heat wave raged overnight and into Thursday in Greece, threatening the archaeological site at the birthplace of the modern Olympics and forcing the evacuation of dozens of villages. (AP Photo/Thodoris Nikolaou)

Bulldozers open fire break at a forest during a wildfire near Kechries village on the island of Evia, about 144 kilometers (90 miles) north of Athens, Greece, Thursday, Aug. 5, 2021. Forest fires fueled by a protracted heat wave raged overnight and into Thursday in Greece, threatening the archaeological site at the birthplace of the modern Olympics and forcing the evacuation of dozens of villages. (AP Photo/Thodoris Nikolaou)

Firefighters try to extinguish a wildfire in Afidnes area, northern Athens, Greece, Thursday, Aug. 5, 2021. Wildfires rekindled outside Athens and forced more evacuations around southern Greece Thursday as weather conditions worsened and firefighters in a round-the-clock battle stopped the flames just outside the birthplace of the ancient Olympics. (AP Photo/Michael Varaklas)

Firefighters try to extinguish a wildfire in Kechries village on the island of Evia, about 144 kilometers (90 miles) north of Athens, Greece, Thursday, Aug. 5, 2021. Forest fires fueled by a protracted heat wave raged overnight and into Thursday in Greece, threatening the archaeological site at the birthplace of the modern Olympics and forcing the evacuation of dozens of villages. (AP Photo/Thodoris Nikolaou)

An helicopter drops water during a wildfire near Kechries village on the island of Evia, about 144 kilometers (90 miles) north of Athens, Greece, Thursday, Aug. 5, 2021. Forest fires fueled by a protracted heat wave raged overnight and into Thursday in Greece, threatening the archaeological site at the birthplace of the modern Olympics and forcing the evacuation of dozens of villages. (AP Photo/Thodoris Nikolaou)

Smoke spreads over a beach during a wildfire in Limni village on the island of Evia, about 160 kilometers (100 miles) north of Athens, Greece, Thursday, Aug. 5, 2021. Forest fires fueled by a protracted heat wave raged overnight and into Thursday in Greece, threatening the archaeological site at the birthplace of the modern Olympics and forcing the evacuation of dozens of villages. (AP Photo/Thodoris Nikolaou)

An animal lies dead after a wildfire in Varibobi area, northern Athens, Thursday, Aug. 5, 2021. Forest fires fueled by a protracted heat wave in Greece raged into Thursday, forcing the evacuation of dozens of villages as firefighters managed to prevent the flames from reaching the archaeological site at the birthplace of the ancient Olympics. (AP Photo/Lefteris Pitarakis)

An aircraft operates as flames burn a forest during a wildfire in Kourkouloi village on the island of Evia, about 150 kilometers (93 miles) north of Athens, Greece, Thursday, Aug. 5, 2021. Forest fires fueled by a protracted heat wave raged overnight and into Thursday in Greece, threatening the archaeological site at the birthplace of the modern Olympics and forcing the evacuation of dozens of villages. (AP Photo/Thodoris Nikolaou)

Bulldozers open fire break next to a forest during a wildfire near Kechries village on the island of Evia, about 144 kilometers (90 miles) north of Athens, Greece, Thursday, Aug. 5, 2021. Forest fires fueled by a protracted heat wave raged overnight and into Thursday in Greece, threatening the archaeological site at the birthplace of the modern Olympics and forcing the evacuation of dozens of villages. (AP Photo/Thodoris Nikolaou)

A local resident watches from his balcony the wildfire in Kourkouloi village on the island of Evia, about 150 kilometers (93 miles) north of Athens, Greece, Thursday, Aug. 5, 2021. Forest fires fueled by a protracted heat wave raged overnight and into Thursday in Greece, threatening the archaeological site at the birthplace of the modern Olympics and forcing the evacuation of dozens of villages. (AP Photo/Thodoris Nikolaou)

Police and fire block a road as smoke billows from a forest fire in Varibobi area, northern Athens, Thursday, Aug. 5, 2021. Forest fires fueled by a protracted heat wave in Greece raged into Thursday, forcing the evacuation of dozens of villages as firefighters managed to prevent the flames from reaching the archaeological site at the birthplace of the ancient Olympics. (AP Photo/Lefteris Pitarakis)

A view of the burnt forest after a wildfire in Varibobi area, northern Athens, Thursday, Aug. 5, 2021. Forest fires fueled by a protracted heat wave in Greece raged into Thursday, forcing the evacuation of dozens of villages as firefighters managed to prevent the flames from reaching the archaeological site at the birthplace of the ancient Olympics. (AP Photo/Lefteris Pitarakis)

A view of the burnt forest after a wildfire in Varibobi area, northern Athens, Thursday, Aug. 5, 2021. Forest fires fueled by a protracted heat wave in Greece raged into Thursday, forcing the evacuation of dozens of villages as firefighters managed to prevent the flames from reaching the archaeological site at the birthplace of the ancient Olympics. (AP Photo/Lefteris Pitarakis)

Flames burn a forest during a wildfire in Kourkouloi village on the island of Evia, about 150 kilometers (93 miles) north of Athens, Greece, Thursday, Aug. 5, 2021. Forest fires fueled by a protracted heat wave raged overnight and into Thursday in Greece, threatening the archaeological site at the birthplace of the modern Olympics and forcing the evacuation of dozens of villages. (AP Photo/Thodoris Nikolaou)

A burnt forest during a wildfire in Kourkouloi village on the island of Evia, about 150 kilometers (93 miles) north of Athens, Greece, Thursday, Aug. 5, 2021. Forest fires fueled by a protracted heat wave raged overnight and into Thursday in Greece, threatening the archaeological site at the birthplace of the modern Olympics and forcing the evacuation of dozens of villages. (AP Photo/Thodoris Nikolaou)

An aircraft drops water during a wildfire near Olympia town, western Greece, Thursday, Aug. 5, 2021. Wildfires rekindled outside Athens and forced more evacuations around southern Greece Thursday as weather conditions worsened and firefighters in a round-the-clock battle stopped the flames just outside the birthplace of the ancient Olympics. (Giannis Spyrounis/ilialive.gr via AP)

A wildfire burns a forest in Afidnes area, northern Athens, Greece, Thursday, Aug. 5, 2021.Wildfires rekindled outside Athens and forced more evacuations around southern Greece Thursday as weather conditions worsened and firefighters in a round-the-clock battle stopped the flames just outside the birthplace of the ancient Olympics. (AP Photo/Michael Varaklas)

Firefighters try to extinguish a wildfire near Olympia town, western Greece, Thursday, Aug. 5, 2021. Wildfires rekindled outside Athens and forced more evacuations around southern Greece Thursday as weather conditions worsened and firefighters in a round-the-clock battle stopped the flames just outside the birthplace of the ancient Olympics. (Giannis Spyrounis/ilialive.gr via AP)

A wildfire burns a forest in Afidnes area, northern Athens, Greece, Thursday, Aug. 5, 2021.Wildfires rekindled outside Athens and forced more evacuations around southern Greece Thursday as weather conditions worsened and firefighters in a round-the-clock battle stopped the flames just outside the birthplace of the ancient Olympics. (AP Photo/Michael Varaklas)

A wildfire approaches a village near Pyrgos town, western Greece, Thursday, Aug. 5, 2021. Wildfires rekindled outside Athens and forced more evacuations around southern Greece Thursday as weather conditions worsened and firefighters in a round-the-clock battle stopped the flames just outside the birthplace of the ancient Olympics. (Giannis Spyrounis/ilialive.gr via AP)

An helicopter fills water during a wildfire near Pyrgos town, western Greece, Thursday, Aug. 5, 2021. Wildfires rekindled outside Athens and forced more evacuations around southern Greece Thursday as weather conditions worsened and firefighters in a round-the-clock battle stopped the flames just outside the birthplace of the ancient Olympics. (Giannis Spyrounis/ilialive.gr via AP)

Look residents watch the wildfire near Olympia town, western Greece, Thursday, Aug. 5, 2021. Wildfires rekindled outside Athens and forced more evacuations around southern Greece Thursday as weather conditions worsened and firefighters in a round-the-clock battle stopped the flames just outside the birthplace of the ancient Olympics. (Giannis Spyrounis/ilialive.gr via AP)

Fire trucks operate during a wildfire in Afidnes area, northern Athens, Greece, Thursday, Aug. 5, 2021.Wildfires rekindled outside Athens and forced more evacuations around southern Greece Thursday as weather conditions worsened and firefighters in a round-the-clock battle stopped the flames just outside the birthplace of the ancient Olympics. (AP Photo/Michael Varaklas)

Firefighters try to extinguish a wildfire near Olympia town, western Greece, Thursday, Aug. 5, 2021. Wildfires rekindled outside Athens and forced more evacuations around southern Greece Thursday as weather conditions worsened and firefighters in a round-the-clock battle stopped the flames just outside the birthplace of the ancient Olympics. (Giannis Spyrounis/ilialive.gr via AP)

Firefighters prepare to during a wildfire in Kryoneri area, northern Athens, Greece, Thursday, Aug. 5, 2021. Wildfires rekindled outside Athens and forced more evacuations around southern Greece Thursday as weather conditions worsened and firefighters in a round-the-clock battle stopped the flames just outside the birthplace of the ancient Olympics. (AP Photo/Michael Varaklas)

Police and fire block a road as smoke billows from a forest fire in Varibobi area, northern Athens, Thursday, Aug. 5, 2021. Forest fires fueled by a protracted heat wave in Greece raged into Thursday, forcing the evacuation of dozens of villages as firefighters managed to prevent the flames from reaching the archaeological site at the birthplace of the ancient Olympics. (AP Photo/Lefteris Pitarakis)

People stand behind a fence of a highway during a wildfire in Afidnes area, northern Athens, Greece, Thursday, Aug. 5, 2021. Wildfires rekindled outside Athens and forced more evacuations around southern Greece Thursday as weather conditions worsened and firefighters in a round-the-clock battle stopped the flames just outside the birthplace of the ancient Olympics. (AP Photo/Michael Varaklas)

A firefighter tries to extinguish a fire in Kryoneri area, northern Athens, Greece, Thursday, Aug. 5, 2021. Wildfires rekindled outside Athens and forced more evacuations around southern Greece Thursday as weather conditions worsened and firefighters in a round-the-clock battle stopped the flames just outside the birthplace of the ancient Olympics. (AP Photo/Michael Varaklas)

An aircraft drops water during a wildfire near Olympia town, western Greece, Thursday, Aug. 5, 2021. Wildfires rekindled outside Athens and forced more evacuations around southern Greece Thursday as weather conditions worsened and firefighters in a round-the-clock battle stopped the flames just outside the birthplace of the ancient Olympics. (Giannis Spyrounis/ilialive.gr via AP)

A fire truck operates during a wildfire in Afidnes area, northern Athens, Greece, Thursday, Aug. 5, 2021.Wildfires rekindled outside Athens and forced more evacuations around southern Greece Thursday as weather conditions worsened and firefighters in a round-the-clock battle stopped the flames just outside the birthplace of the ancient Olympics. (AP Photo/Michael Varaklas)

Greece's Prime Minister Kyriakos Mitsotakis, center, accompanied by Culture Minister Lina Mendoni, right, and Minister for Citizen Protection Michalis Chrisochoidis, left, visit the ancient Olympia during a wildfire in western Greece, Thursday, Aug. 5, 2021. Wildfires rekindled outside Athens and forced more evacuations around southern Greece Thursday as weather conditions worsened and firefighters in a round-the-clock battle stopped the flames just outside the birthplace of the ancient Olympics. (Giannis Spyrounis/ilialive.gr via AP)

Local residents gather at a forest during a wildfire near Kechries village on the island of Evia, about 144 kilometers (90 miles) north of Athens, Greece, Thursday, Aug. 5, 2021. Forest fires fueled by a protracted heat wave raged overnight and into Thursday in Greece, threatening the archaeological site at the birthplace of the modern Olympics and forcing the evacuation of dozens of villages. (AP Photo/Thodoris Nikolaou)