View In the Amazon rainforest Vaccination against yellow fever and using anti-malaria medication may be important if you are travelling for the Midwestern point out of Mato Grosso or the northern (Amazon) areas. In case you are arriving from Peru, Colombia or Bolivia, proof of yellow fever vaccination is necessary https://skyflypro.com/profile.php?from=space&action=view&mod=space&userinfo=gertie_sturgill_451693