Sunset through the Arc de Triomphe is seen at the Champs Elysees Avenue in Paris, France, on May 8, 2021. (Photo by Aurelien Morissard/Xinhua)

Sunset through the Arc de Triomphe is seen at the Champs Elysees Avenue in Paris, France, on May 8, 2021. (Photo by Aurelien Morissard/Xinhua)

Sunset through the Arc de Triomphe is seen at the Champs Elysees Avenue in Paris, France, on May 8, 2021. (Photo by Aurelien Morissard/Xinhua)

Sunset through the Arc de Triomphe is seen at the Champs Elysees Avenue in Paris, France, on May 8, 2021. (Photo by Aurelien Morissard/Xinhua)

Sunset through the Arc de Triomphe is seen at the Champs Elysees Avenue in Paris, France, on May 8, 2021. (Photo by Aurelien Morissard/Xinhua)

Sunset through the Arc de Triomphe is seen at the Champs Elysees Avenue in Paris, France, on May 8, 2021. (Photo by Aurelien Morissard/Xinhua)