What is the third-smallest stadium in Major League baseball first housing a Florida team for their 20th season in the MLB/
2012 Miami Marlins season:  The Marlins moved into Marlins Park for the 2012 season; as part of the agreement, they changed their name from the "Florida Marlins" to the "Miami Marlins". Marlins Park:  With a seating capacity of 37,442, it is the third-smallest stadium in Major League Baseball by official capacity, and the smallest by actual capacity.
i don't know