"The Fort Pitt Block House (sometimes called Bouquet's Blockhouse or Bouquet's Redoubt) is a historic building in Point State Park in the city of Pittsburgh. It was constructed in 1764 as a redoubt of Fort Pitt, making it the oldest extant structure in Western Pennsylvania, as well as the \"oldest authenticated structure west of the Allegheny Mountains\"."@en . "Bouquet's Block House"@en . . . "1764" . "Bouquet's Redoubt"@en . . . "2"^^ . "Fort Pitt Block House"@en . "Old Block House"@en . .