How can the Amazon be inhabited with its thick forest cover? 
        
        
     
    
 replied to:  epking
         
        
            
            Replied to:  How can the Amazon be inhabited with its thick forest cover?...
         
        It was inhabited by the Incans and became explorable because of the many rivers that drain in the basin
        
        
     
    
 replied to:  bravotren
         
        
            
            Replied to:  It was inhabited by the Incans and became explorable because of...
         
        The Portuguese gained control of the area solely because of the Amazon river and its tributaries