CKAC is a French-language radio station located in Montreal, Quebec, Canada. Owned by Cogeco, the station operates as a commercial traffic information service branded as Radio Circulation 730. Its studios are located at Place Bonaventure in Downtown Montreal, and its transmitter is located in Saint-Joseph-du-Lac.

The Montreal Expos were a Canadian professional baseball team based in Montreal. The Expos were the first Major League Baseball (MLB) franchise located outside the United States. They played in the National League (NL) East division from 1969 until 2004. Following the 2004 season, the franchise relocated to Washington, D.C., and became the Washington Nationals.