Scotiabank Arena was originally constructed in 1941 as the Toronto Postal Delivery Building for postal deliveries and was temporarily used by the Department of National Defence during World War II. The building was reconstructed in 1997 and opened as the Air Canada Centre on February 19th, 1999. The Bank of Nova Scotia acquired the naming rights to the arena in July 2018.
The capacity of Scotiabank Arena varies depending on the event. For basketball games, the capacity is 19,800 (20,511 with standing room), for hockey games it is 18,800 (20,270 with standing room), for lacrosse games it is 18,800 and for concerts it is 19,800.