Here's why:
* Antarctica: While there are research stations in Antarctica, French is not a primary language there.
* Australia: While there are French communities in Australia, French is not a widespread language there.
French is spoken on the following continents:
* Europe: France, Belgium, Switzerland, Luxembourg, Monaco, Canada (Quebec), parts of Italy and Spain.
* Africa: Many former French colonies in Africa, including Senegal, Ivory Coast, Cameroon, Madagascar, and many others.
* North America: Canada (Quebec), USA (Louisiana, some communities).
* South America: French Guiana (a French overseas department).
* Asia: French is spoken in Vietnam, Cambodia, Laos, and parts of India.
While French is spoken on many continents, it is not universally spoken.