BFM TV, citing police sources, said a bomb squad was on its way to the site.
On Oct. 14, one day after a teacher was killed in an Islamist attack, bomb alerts - which proved to be false - forced the evacuation of the Louvre museum, the Palace of Versailles and Paris' Gare de Lyon train station.
(Reporting by Dominique Vidalon; Editing by Benoit Van Overstraeten)

People visit the Hall of Mirrors inside the Palace of Versailles during a press visit on the occasion of the opening of the space dedicated to the history of the construction of the Chateau of Versailles, in Versailles, near Paris, France, 14 September 2023. In 2023, the Palace of Versailles celebrates its 400th anniversary as it dates back to 1623 when it started as a small hunting lodge. EPA-EFE/CHRISTOPHE PETIT TESSON