Preto River (Unini River)
Encyclopedia
Preto River is a river of Amazonas state in north-western Brazil
. It is a tributary of the Unini River
.
Brazil
Brazil , officially the Federative Republic of Brazil , is the largest country in South America. It is the world's fifth largest country, both by geographical area and by population with over 192 million people...
. It is a tributary of the Unini River
Unini River
Unini River is a river of Amazonas state in north-western Brazil.-References:*...
.