A general view shows the illuminated Eiffel Tower amid an energy crunch, where in public and private buildings people are encouraged to save on their electricity consumption, in Paris, France, January 25, 2023. REUTERS/Gonzalo Fuentes 

A general view shows the Eiffel Tower and vapour that billows from smokestacks in Paris skyline, amid an energy crunch, where in public and private buildings people are encouraged to save on their electricity consumption, in Paris, France December 9, 2022. REUTERS/Gonzalo Fuentes TPX IMAGES OF THE DAY 

A general view shows vapour that billows from smokestacks in Paris skyline amid an energy crunch, where in public and private buildings people are encouraged to save on their electricity consumption, in Paris, France December 9, 2022. REUTERS/Gonzalo Fuentes 

The Eiffel Tower lights the sky behind office lights illuminated at dusk in high rise buildings at La Defense business and financial district near Paris, France, December 5, 2022. REUTERS/Pascal Rossignol 

Office lights are illuminated at dusk in high rise buildings at La Defense business and financial district near Paris, France, December 5, 2022. REUTERS/Pascal Rossignol 

The Eiffel Tower lights the sky behind office lights illuminated at dusk in high rise buildings at La Defense business and financial district near Paris, France, December 5, 2022. REUTERS/Pascal Rossignol 

Office lights are illuminated at dusk in high rise buildings at La Defense business and financial district near Paris, France, December 5, 2022. REUTERS/Pascal Rossignol 

The Eiffel Tower lights the sky behind office lights illuminated at dusk in high rise buildings at La Defense business and financial district near Paris, France, December 5, 2022. REUTERS/Pascal Rossignol 

A general view shows the business district of La Defense and the roofs of Paris 16th district, in Paris, France, November 28, 2022. REUTERS/Christian Hartmann 

A general view shows the business district of La Defense and the roofs of Paris 16th district, in Paris, France, November 28, 2022. REUTERS/Christian Hartmann 

A man walks on the Pont de Bir-Hakeim bridge near the Eiffel Tower in Paris as part of a nationwide day of strike and protests for wages and against requisitions at refineries in France, October 18, 2022. REUTERS/Gonzalo Fuentes 

A man walks on the Pont de Bir-Hakeim bridge near the Eiffel Tower in Paris as part of a nationwide day of strike and protests for wages and against requisitions at refineries in France, October 18, 2022. REUTERS/Gonzalo Fuentes TPX IMAGES OF THE DAY 

A man rides a bicycle along a bike path on the Pont de Bir-Hakeim bridge near the Eiffel Tower in Paris as part of a nationwide day of strike and protests for wages and against requisitions at refineries in France, October 18, 2022. REUTERS/Gonzalo Fuentes 

The Eiffel Tower is lit up in the national blue-and-yellow colours of Ukraine to to express solidarity with its people at the request of the French Presidency of the EU, in Paris, France May 9, 2022. REUTERS/Christian Hartmann 

A combination picture shows the Pyramid of the Louvre Museum before (top) and during Earth Hour in Paris, France March 26, 2022. REUTERS/Christian Hartmann 

The Pyramid of the Louvre Museum is seen before Earth Hour in Paris, France March 26, 2022. REUTERS/Christian Hartmann 

The Pyramid of the Louvre Museum is seen during Earth Hour in Paris, France March 26, 2022. REUTERS/Christian Hartmann 

A pylon of high-tension electricity power lines is pictured on a foggy morning in Igny, near Paris, France, February, 23, 2022. REUTERS/Gonzalo Fuentes 

A view at sunset shows the Eiffel Tower in Paris, France, February 9, 2022. REUTERS/Gonzalo Fuentes REFILE - CORRECTING DATE 

A view at sunset shows the Eiffel Tower and the financial and business district of La Defense in Puteaux near Paris, France, February 9, 2022. REUTERS/Gonzalo Fuentes 

A view at sunset shows the Eiffel Tower and the financial and business district of La Defense in Puteaux near Paris, France, February 9, 2022. REUTERS/Gonzalo Fuentes 

A view shows a skyscraper under construction and the Engie tower at the financial and business district of La Defense in Puteaux near Paris, France, February 7, 2022. REUTERS/Gonzalo Fuentes 

A view shows the financial and business district of La Defense in Puteaux near Paris, France, February 7, 2022. REUTERS/Gonzalo Fuentes 

A view shows the financial and business district of La Defense in Puteaux near Paris, France, February 7, 2022. REUTERS/Gonzalo Fuentes 

A view shows the Eiffel Tower lit up in blue to mark the French presidency of the European Union, amid the coronavirus disease (COVID-19) pandemic, in Paris, France, January 30, 2022. REUTERS/Gonzalo Fuentes TPX IMAGES OF THE DAY 

A view shows the Eiffel Tower lit up in blue to mark the beginning of the 6-month French presidency of the European Union, amid the coronavirus disease (COVID-19) outbreak, in Paris, France, January 6, 2022. REUTERS/Gonzalo Fuentes 

A view shows the Eiffel Tower lit up in blue to mark the beginning of the 6-month French presidency of the European Union, amid the coronavirus disease (COVID-19) outbreak, in Paris, France, January 6, 2022. REUTERS/Gonzalo Fuentes 

A view shows the Eiffel Tower lit up in blue to mark the beginning of the 6-month French presidency of the European Union, amid the coronavirus disease (COVID-19) outbreak, in Paris, France, January 6, 2022. REUTERS/Gonzalo Fuentes 

The Eiffel Tower is seen lit up in blue to celebrate the start of the French presidency of the European Union, in Paris, France, January 2, 2022. Picture taken by zooming during long exposure. REUTERS/Christian Hartmann 

The Eiffel Tower is seen lit up in blue to celebrate the start of the French presidency of the European Union, in Paris, France, January 2, 2022. Picture taken by zooming during long exposure. REUTERS/Christian Hartmann 

A man wearing a protective face mask walks past the Eiffel Tower, lit up in blue to celebrate the start of the French presidency of the European Union, in Paris, France, January 2, 2022. REUTERS/Christian Hartmann 

The Eiffel Tower is seen lit up in blue to celebrate the start of the French presidency of the European Union, in Paris, France, January 2, 2022. Picture taken by zooming during long exposure. REUTERS/Christian Hartmann 

The Eiffel Tower is seen lit up in blue to celebrate the start of the French presidency of the European Union, in Paris, France, January 1, 2022. REUTERS/Christian Hartmann 

The European flag flies under the Arc de Triomphe to celebrate the start of the French presidency of the European Union, in Paris, France, January 1, 2022. REUTERS/Christian Hartmann 

The statue of the Greek Warrior on the Pont d'Iena bridge is seen in front of the Eiffel Tower, lit up in blue to celebrate the start of the French presidency of the European Union, in Paris, France, January 1, 2022. REUTERS/Christian Hartmann 

The Eiffel Tower is seen lit up in blue to celebrate the start of the French presidency of the European Union, in Paris, France, January 1, 2022. REUTERS/Christian Hartmann 

The Eiffel Tower is seen lit up in blue to celebrate the start of the French presidency of the European Union, in Paris, France, January 1, 2022. REUTERS/Christian Hartmann 

A view shows a giant crane near the Notre-Dame de Paris Cathedral as work continues to rebuild the roof and the spire destroyed by fire, in Paris, France, December 8, 2021. REUTERS/Sarah Meyssonnier 

A view shows the Notre-Dame de Paris Cathedral with a giant crane as work continues to rebuild the roof and the spire destroyed by fire, in Paris, France, December 8, 2021. REUTERS/Sarah Meyssonnier 

People watch as smoke billows from a building affected by a fire near the Opera Garnier in Paris, France, November 20, 2021. REUTERS/Benoit Tessier 

People watch as smoke billows from a building affected by a fire near the Opera Garnier in Paris, France, November 20, 2021. REUTERS/Benoit Tessier 

The Eiffel Tower is seen from Montmartre in Paris, France October 26, 2021. REUTERS/Kevin Coombs 

The Eiffel Tower is seen from Montmartre in Paris, France October 26, 2021. REUTERS/Kevin Coombs 

People walk through the financial and business district of La Defense in Puteaux near Paris, France, October 23, 2021. REUTERS/Sarah Meyssonnier 

A view shows the headquarters of Elior Group at the financial and business district of La Defense in Puteaux near Paris, France, October 23, 2021. REUTERS/Sarah Meyssonnier 

People walk through the financial and business district of La Defense in Puteaux near Paris, France, October 23, 2021. REUTERS/Sarah Meyssonnier 

A view shows skyscraper office properties at the financial and business district of La Defense in Puteaux near Paris, France, October 23, 2021. REUTERS/Sarah Meyssonnier 

A view shows the headquarters of Societe Generale at the financial and business district of La Defense in Puteaux near Paris, France, October 23, 2021. REUTERS/Sarah Meyssonnier 

A view shows skyscraper office properties at the financial and business district of La Defense in Puteaux near Paris, France, October 23, 2021. REUTERS/Sarah Meyssonnier 

A view shows the headquarters of Societe Generale at the financial and business district of La Defense in Puteaux near Paris, France, October 23, 2021. REUTERS/Sarah Meyssonnier 

A view shows the financial and business district of La Defense and the Grande Arche building-monument in La Defense, near Paris, France, September 16, 2021. REUTERS/Gonzalo Fuentes 

A view shows the financial and business district of La Defense and the Grande Arche building-monument in La Defense, near Paris, France, September 16, 2021. REUTERS/Gonzalo Fuentes 

A view shows the financial and business district of La Defense and the Grande Arche building-monument in La Defense, near Paris, France, September 16, 2021. REUTERS/Gonzalo Fuentes 

A person walks past skyscraper office properties at the La Defense business district in Paris, France, July 28, 2021. REUTERS/Benoit Tessier 

A view shows skyscraper office properties at the La Defense business district in Paris, France, July 28, 2021. REUTERS/Benoit Tessier 

A view shows skyscraper office properties at the La Defense business district in Paris, France, July 28, 2021. REUTERS/Benoit Tessier 

People walk past skyscraper office properties at the La Defense business district in Paris, France, July 28, 2021. REUTERS/Benoit Tessier 

A view shows skyscraper office properties at the La Defense business district in Paris, France, July 28, 2021. REUTERS/Benoit Tessier 

A view shows a cell phone tower built by a local telecommunications company as a replica of the Eiffel Tower, in the village of Paris (Parizh) in Chelyabinsk Region, Russia July 12, 2021. The village was founded in 1842 and named in honor of the presence of Russian troops in Paris after the defeat of Napoleon's army in 1814. Picture taken July 12, 2021. Picture taken with a drone. REUTERS/Alexey Malgavko 

A man rides his bicycle as a cow walks past a cell phone tower built by a local telecommunications company as a replica of the Eiffel Tower, in the village of Paris (Parizh) in Chelyabinsk Region, Russia July 12, 2021. The village was founded in 1842 and named in honor of the presence of Russian troops in Paris after the defeat of Napoleon's army in 1814. Picture taken July 12, 2021. REUTERS/Alexey Malgavko