The St. Louis Cardinals and San Francisco Giants will play a regular-season game at Alabama's Rickwood Field on June 20, 2024, MLB announced Tuesday.Rickwood Field is the oldest professional ballpark in the United States, and it's the former home of the Birmingham Black Barons of the Negro Leagues.The historic contest will take place around Juneteenth. It'll include tributes to the Negro Leagues, as well as MLB legend and Birmingham native Willie Mays."I can't believe it. I never thought I'd see in my lifetime a Major League Baseball game being played on the very field where I played baseball as a teenager," Mays said, according to MLB.com."It has been 75 years since I played for the Birmingham Black Barons at Rickwood Field, and to learn that my Giants and the Cardinals will play a game there and honor the legacy of the Negro Leagues and all those who came before them is really emotional for me."The Cardinals and Giants will wear period uniforms to honor the Negro Leagues histories of both clubs.