1. South America: Amazon and Orinoco River basins.

2. A city of eastern Venezuela on the Orinoco River. It was founded in 9' as a planned community. Population, 22,000.

3. Gazetteer South America: Amazon and Orinoco River basins and major rivers of French Guiana .

4. South America: Amazon and Negro River basins, Orinoco River basin, and coastal rivers in Guyana .

5. Warao boys play in the Orinoco River close to the camp where they live.

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6. A city of eastern Venezuela on the Orinoco River. It was founded in 1961 as a planned community. Population, 212,000.

7. People, animals and plants live near the Orinoco River, one of the longest rivers in the world.

8. A river rising in northern Colombia and flowing about 805 km (500 mi) eastward to the Orinoco River in central Venezuela.

9. A river of west-central Venezuela originating in the Andes of Colombia and flowing about 805 km (500 mi) eastward to the Orinoco River.

10. Researchers removed the flannelmouth fish (Prochilodus mariae) from a tributary of the Orinoco River and measured how this affected the movement and use of carbon in the ecosystem.

11. After Venezuela's state-owned oil firm doubled its ownership of heavy-oil projects along the Orinoco River last year, ConocoPhillips pulled out, taking a $4.5 billion charge.

12. A river rising in southeast Venezuela near the Guyana border and flowing 885 km (550 mi) northward to join the Orinoco River.

13. Gazetteer South America: Amazon and Negro River basins , Orinoco River basin, and coastal rivers in Guyana.

14. During his second trip in 1617, he sent his son, Watt Raleigh, with an expedition up the Orinoco River.

15. The plane was flying from the Caribbean island of Margarita to the southern industrial city Puerto Ordaz when it came down near the gates of the vast Sidor mill on the banks of the Orinoco River.