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  1. Understanding Rivers - National Geographic Society

  2. Nile - Wikipedia

  3. Rivers and Streams: Life in Flowing Water - Nature

  4. Where the River Parts the Sea | Into the Amazon - National …

  5. Find-A-Feature: Confluence | U.S. Geological Survey - USGS.gov

  6. 8.6: Streams and Rivers - Geosciences LibreTexts

  7. The Hudson Estuary: A River That Flows Two Ways - NYSDEC

  8. Nile River | Delta, Map, Basin, Length, Facts, Definition, Map, …

  9. Amazon River | Facts, History, Location, Length, Animals, & Map

  10. River - National Geographic Society