Montreal is the most populous municipality in Quebec and the 2nd-most populous city in Canada, It is originally called as “City of Mary”. It’s set on an island in the Saint Lawrence River and named after Mt. Royal, the triple-peaked hill at its heart. It has a distinct four-season continental climate with warm to hot summers and cold snowy winters. French is the city's official language and is the language spoken at home by 56.9% of the population of the city, followed by English at 18.6% and 19.8% other languages (in the 2006 census). It remains an important centre of commerce, aerospace, finance, pharmaceuticals, technology, design, education, culture, tourism, gaming, film and world affairs. The city has hosted multiple international conferences and events throughout its history, including the 1967 International and Universal Exposition and the 1976 Summer Olympic Games.