Bad Cannstatt, also called Cannstatt or Kannstadt, is one of the outer stadtbezirke, or city boroughs, of Stuttgart in Baden-Württemberg, Germany. Bad Cannstatt is the oldest and most populous of Stuttgart's boroughs, and one of the most historically significant towns in the area of Stuttgart. The town is home to the Cannstatter Wasen and Cannstatt…Bad Cannstatt, also called Cannstatt or Kannstadt, is one of the outer stadtbezirke, or city boroughs, of Stuttgart in Baden-Württemberg, Germany. Bad Cannstatt is the oldest and most populous of Stuttgart's boroughs, and one of the most historically significant towns in the area of Stuttgart. The town is home to the Cannstatter Wasen and Cannstatter Volksfest beer festivals, the MHPArena, the Hanns-Martin-Schleyer-Halle, and the Porsche-Arena.