History of the Palace of Versailles but was never finished due to the king's death. Significant among Louis XV's contributions to Versailles were the "petit appartement du roi"; the "appartements de Mesdames", the "appartement du dauphin", the "appartement de la dauphine" on the ground floor; and the two private apartments of Louis XV – "petit appartement du roi au deuxième étage" (later transformed into the "appartement de Madame du Barry") and the "petit appartement du roi au troisième étage" – on the second and third floors of the palace. The crowning achievements of Louis XV's reign were the construction of the Opéra and the Petit Trianon.
Chateau (Pittsburgh) August 2009, the Rivers Casino opened along the Ohio River in the Chateau neighborhood. The Carnegie Science Center and the Manchester Craftsmen's Guild are also located in Chateau. Chateau has four land borders with the Pittsburgh neighborhoods of Manchester to the north and north-northeast, Allegheny West to the northeast, North Shore to the east, and Marshall-Shadeland to the northwest. Across the Ohio River, Chateau runs adjacent with the Pittsburgh neighborhoods of (from northwest to southeast) Esplen, Elliott, West End Valley (with direct link via West End Bridge) and the South Shore Chateau (Pittsburgh) Chateau is a neighborhood in Pittsburgh, Pennsylvania's