Agganis Arena is a 7,200-seat multi-purpose arena in Boston, Massachusetts, United States, on the campus of Boston University, built on the location of the former Commonwealth Armory. It is home to the five-time national champion Boston University Terriers men's ice hockey team. It is named after Harry Agganis, an outstanding football and baseball athlete for BU and the Boston Red Sox, who died at the age of 26 from a massive pulmonary embolism.