West Palm Beach Municipal Stadium, referred to as "Municipal Stadium", was a ballpark in West Palm Beach, Florida and the long-time Spring training home to the Atlanta Braves and Montreal Expos. The stadium was built in 1962 to replace Connie Mack Field which had been the West Palm Beach Spring training home of the Philadelphia and Kansas City Athletics from 1946 to 1962. The first game was played March 9, 1963 under overcast skies. Mayor C.