In the Major League Baseball All-Star Game , Marlins were the host of the 2017 Nationals .
Among current Major League teams , the Washington Nationals and the Tampa Bay Rays have yet to host the All-Star game ; after 2018 , the Tampa Bay area will remain the only city with a major-league franchise that has yet to host because the Nationals will host in 2018.In the first two decades of the game there were two pairs of teams that shared ballparks , located in Philadelphia and St. Louis .
Major League Baseball All-Star Game