Are there any deserts in the Latin America region?
Deserts of Latin America
Chihuahuan Desert - Mexico (and the U.S.)
Sonoran Desert - Mexico (and the U,S.)
Patagonian Desert - South America
Atacama Desert - South America
Monte Desert - South America'
Sechura Desert - South America
Guajira Desert - South America
What are other main languages spoken in Latin America besides Spanish Portuguese and French and any indigenous language?
By definition, Latin America only includes countries that speak languages based on Latin. So only countries that speak the following languages are considered Latin America: Spanish Portuguese French You might be confusing Latin America with South America. For the languages of South America, click here.
I think you're confusing Latin America with South America. Most people speak Spanish or Portuguese in South America because Spain and Portugal invaded and colonized the region. However, most people of "Latin" America speak either Spanish or Portuguese because that's pretty much the definition of Latin America: any American country where a Romance language is spoken, such as Spanish or Portuguese.