Short answers, pulled from the story.
The venue opened in 1941 as a Canada Post facility before becoming an arena. It officially opened as an entertainment venue on the 30th of December 1998 under the name Air Canada Centre.
Charles B. Dolphin designed the structure using steel and concrete in an Art Deco style for $2 million CAD. The exterior features limestone bas relief carvings by Louis Temporale Sr. depicting scenes from human speech to Royal Mail steamships crossing the Atlantic Ocean.
The Scotiabank Arena hosted its first NBA All-Star Game held outside the United States on the 27th of January 2016. It also served as the host for the NHL Entry Draft on the 22nd of the 23rd of June 2002, and five games of the 2004 World Cup of Hockey including the championship where Canada beat Finland 3, 2.
Construction wrapped up nine days early on the 30th of December 1998 with a final cost reaching $288 million. This amount equals approximately $499 million as of 2022 after PCL Construction revised the design-build contract to expand hockey capabilities.
The landmark was officially renamed Scotiabank Arena in July 2018 following a 20-year sponsorship agreement worth about C$800 million between MLSE and the bank. Air Canada purchased naming rights for US$30 million covering a 20-year period shortly after the arena opened in 1999.