This is the 7435th most frequent Portuguese word.
montez
"Montez" in Portuguese can mean "mountaineer" or refer to something related to mountains. It is also used as a surname.
In this sentence, 'Montez' is being used as a proper noun to refer to a family name, hence it is capitalized.
Você já ouviu falar sobre os Montez de Portugal?
Have you heard about the Montez family from Portugal?
Here, 'montez' describes elevated terrain or highlands in a geographic and descriptive sense.
As montez são áreas cheias de vegetação num terreno elevado.
The highlands are areas filled with vegetation on elevated terrain.
In this sentence, 'montez' is again used in its geographic sense, emphasizing conservation of natural areas.