2 August 2007 / #mayor #obrien Ottawa to host EXPO 2017?CFRA reports today :Mayor Larry O'Brien is floating the idea of bidding for the World's Fair.O'Brien told reporters EXPO 2017 in Ottawa could coincide with Canada's 150th birthday. O'Brien says he has been speaking with Federal and Ontario officials about launching a bid for the World's Fair. …The Mayor suggests EXPO could be a focal point for developing Ottawa's transportation and cultural infrastructure. ** Related: ** Ottawa Events Guide