The Orange River is South Africa's longest river, carving through some of the continent's most dramatic and remote landscapes as it flows westward toward the Atlantic Ocean. Stretching across arid terrain on the border of South Africa and Namibia, the river offers a truly wild fishing experience set against rugged rock desert, towering canyon walls, and the lush riparian corridors of the Green Kalahari. The river supports a remarkable fishery centered on indigenous yellowfish species, drawing dedicated fly anglers and conventional fishermen alike to its pools and rapids. The lower reaches in particular are accessible only by raft or boat, making multi-day wilderness expeditions the preferred way to experience the river's most productive and untouched stretches. Summer temperatures in the lower canyon sections can reach 50°C (122°F), underscoring the extreme nature of this environment and the importance of careful trip planning.