The Orange River is the longest river in South Africa and one of the defining natural features of southern Africa. It begins in the Drakensberg Mountains of Lesotho and travels westward through South Africa before reaching the Atlantic Ocean along the border with Namibia. The river passes through dry plains, rocky canyons, vineyards, and small frontier towns, creating a striking contrast between water and desert. Communities along the river depend on it for farming, mining, and transport, while travelers are drawn to its remote landscapes and outdoor activities.

The river has long served as a meeting point for different cultures and livelihoods. Indigenous Khoisan communities once moved across the region following seasonal water and grazing routes, and traces of rock engravings can still be found near the riverbanks. Farming settlements later developed around irrigation channels, especially in the fertile Northern Cape. Along the Namibia–South Africa border, the river remains closely tied to local identity, with fishing, rafting, and riverside agriculture shaping daily life. Afrikaans, Setswana, Nama, and other languages are commonly heard in towns scattered along its course.

One of the most notable sections of the Orange River is the Fish River Canyon area near the Namibian border, where deep cliffs and desert scenery surround the waterway. The Augrabies Falls National Park in South Africa is another major landmark, known for powerful rapids and granite rock formations carved by centuries of flow. River rafting routes between Noordoewer and Aussenkehr are especially popular, offering multi-day trips through isolated desert terrain. In the western stretches, vineyards near Kakamas and Upington produce grapes and wines made possible by extensive irrigation systems.

Food along the Orange River reflects the farming communities of the Northern Cape and southern Namibia. Local tables often feature grilled lamb, boerewors sausage, dried fruits, and river fish prepared over open fires. Raisins from the Lower Orange region are exported worldwide, and wine estates near the river have become known for Chenin Blanc and Colombard varieties. The river is also linked to diamond mining near its mouth, where offshore and riverbed deposits helped shape several small settlements. Despite the dry climate surrounding it, the Orange River continues to support agriculture and wildlife across a vast stretch of southern Africa.