Open heritage days in France /Journees du Patrimoine
On these days most of the government buildings, museums & castles are opened to public.
The two chambers of the French Parliament are the National Assembly & the Senate. The Luxembourg Palace houses the French Senate. The Speaker is the head of the Senate & he's elected for 3 years. It's he who presides the debate. The Senate Speaker is the second important figure in French Republic. When the post of the
President of the Republic is vacant (resignation/death), the Speaker exercises the duties of the President.