Other name(s) Rio do Sono | ||
 | ||
Tributaries Left:Novo RiverRight:Soninho River | ||
The Do Sono River (Portuguese: Rio do Sono) is a river of Tocantins state in central Brazil. It is a right tributary of the Tocantins River.
The river has its headwater in the 158,885 hectares (392,610 acres) Jalapão State Park, a fully protected conservation unit created in 2001. It forms where the Novo and Soninho meet on the northwest boundary of the state park.
References
Do Sono River (Tocantins) Wikipedia(Text) CC BY-SA