Workers work on the construction site of the future Arcueil - Cachan metro station on the 15 line south of the "Grand Paris Express" transportation project, in Cachan, south of Paris on July 23, 2020. - The new rail network Grand Paris Express should provide better connections between the capital and its neighbouring departments by 2030. (Photo by Ludovic MARIN / AFP) (Photo by LUDOVIC MARIN/AFP via Getty Images)