Hiram Bithorn Stadium, popularly known as the Bithorn, is the largest multi-purpose baseball stadium in Puerto Rico since opening in 1962. Located in the Hato Rey business center of San Juan, the capital municipality of the archipelago and island, the stadium is named after the first Puerto Rican to play in Major League Baseball, pitcher Hiram Bithorn, who debuted with the Chicago Cubs in 1942. It has a maximum capacity of 19,125 spectators for baseball games and up to 35,000 spectators for concerts, making it the seventh biggest in the insular Caribbean, after six stadiums in Cuba. The Tropical Modern style edifice was added to the National Register of Historic Places in 2014.