* North America: Mexico, parts of the United States (especially the Southwest)
* South America: Argentina, Bolivia, Chile, Colombia, Ecuador, Paraguay, Peru, Uruguay, Venezuela, Guyana (small Spanish-speaking population)
* Europe: Spain (the origin of the language), Andorra
* Africa: Equatorial Guinea
It's important to note that:
* Spanish is not the only language spoken in these countries. Most of these countries have indigenous languages and other languages spoken as well.
* Spanish is spoken by a significant number of people in other countries due to migration, colonization, and other factors. For example, there are large Spanish-speaking populations in the United States, Canada, France, and the Philippines.