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Orange River - Wikipedia
Orange River | Physical Features & Exploration | Britannica
Africa - Orange Basin, Geography, Climate | Britannica
Orange-Senqu River Basin Study - World Resources Institute
Orange River - New World Encyclopedia
Overview of the Orange-Senqu River Basin - Orasecom
The Orange-Senqu River Basin - ReNOKA
Orange River - Simple English Wikipedia, the free encyclopedia
Orange River - Information South Africa
Discover The Orange River - African Overland Tours