Please rephrase - the question is unclear.
The Palais Garnier, also known as the Opéra de Paris or Opéra Garnier, but more commonly as the Paris Opéra is on the Place de l'Opéra in Paris, France.
Le Palais Garnier was inaugurated in 1875. Read more, below.
Charles Garnier.
$102 million.
If you are asking about the ceiling, that would be Marc Chagall in 1964.