High in the mountains of southern Burundi, next to the quiet town of Bururi, a small green treasure survives: the Bururi Forest Nature Reserve, some 3,300 hectares of high-altitude rainforest that are among the last primary forests in this part of the country. It is a cool, misty, silent place where birdsong and rustling leaves replace the noise of the world, ideal if you are looking for pure nature and gentle walks far from the crowds.
Despite its modest size, the reserve is a remarkable refuge for biodiversity: here live L'Hoest's monkeys —with their elegant white collar—, colobus monkeys, baboons and even a small population of chimpanzees, plus more than a hundred bird species that delight birdwatchers. The vegetation is lush, with tall trees, ferns and constant humidity that feeds springs and streams, in a mountain forest ecosystem that is increasingly rare in the region.
This guide explains how to visit the reserve, what wildlife and plants to expect, how to arrange guided walks and how to combine Bururi with the other big attractions of the south: the southernmost source of the Nile and the Karera Falls. A destination for lovers of hiking, birdwatching and quiet nature tourism, in a deep and authentic Burundi.
The Bururi forest is far older than any human history: it is a remnant of the great mountain forests that covered the highlands of Central Africa before farming spread. Throughout the 20th century, pressure from crops gradually shrank those forests until only islands like this one remained. To protect it, Burundi declared the area a forest nature reserve, now managed by the country's environmental authority (formerly INECN, now OBPE), which runs admissions, guides and conservation. The natural and historical background of the country is covered on our history page.
Read the full history ↓Where, they say, the longest river in the world is born: the southernmost source of the Nile, the Karera waterfalls, the forests of Bururi and the beaches at the far southern end of Lake Tanganyika.
Read the history of The south: the sources of the Nile and the waterfalls →No exact prices: a scale from $ (budget) to $$$$$ (luxury), with 2-3 options per category.
Origins, formation and what the sources say.
The story of the Bururi Forest Nature Reserve begins long before that of any kingdom or country: it is the story of a relict forest, a surviving fragment of the great montane forests that thousands of years ago covered much of the highlands of central and eastern Africa. These high-altitude forests, damp and misty, developed along the Congo-Nile divide and the mountains of the Rift, in a cool, rainy climate that favours lush vegetation and specialised wildlife.
Over the centuries, the spread of farming and a growing population cleared and fragmented those forests, until they became green islands surrounded by cropland. The Bururi forest, perched on the mountain range of the same name between 1,700 and 2,307 metres above sea level, is one of those remnants: just 3,300 hectares that nonetheless hold a remarkable share of the region's original biodiversity. It is what ecologists call an 'island forest', extremely valuable precisely because it is one of the few left.
That relict status explains the richness of the place. Having survived as a refuge, the forest keeps species that have vanished from the surrounding area: primates such as L'Hoest's monkey, colobus monkeys and a small population of chimpanzees, along with a community of montane birds numbering more than a hundred species. Every old tree, every stream and every clearing in Bururi is part of an ancient ecosystem that the reserve tries to protect from the advance of the crops that surround it on all sides.
The forest was never cut off from people. For centuries, the Bururi mountains have been home to Burundian farming communities, organised into the characteristic hills ('collines') that shape rural life in the country. In these cool southern highlands, people farm the land, raise livestock and, above all, grow high-altitude coffee, one of Burundi's great economic resources, which thrives in mountain climates just like this one.
The town of Bururi, next to the reserve, is the capital of a historically important province and has produced prominent figures in Burundian politics. Like the rest of the country, the region went through the deep changes of the colonial era —first German, then Belgian under the name Ruanda-Urundi— and the turmoil that followed independence in 1962. Pressure on land, very high in Burundi, one of the most densely populated countries in Africa, turned the forest into a coveted and threatened resource.
That tension between people's need for land and firewood and the conservation of the forest defines Bururi's recent history. For decades, expanding fields, logging for firewood and grazing ate away at the edges of the forest. At the same time, the forest was always valued for its role in regulating water: it captures rainfall, feeds springs and streams, and protects the soil from erosion, environmental services on which the surrounding communities themselves depend.
Aware of the value of this relict forest and of the threat hanging over it, Burundi added it to its system of protected areas as a forest nature reserve. Management was placed in the hands of the national environmental authority, long known as INECN (National Institute for the Environment and Nature Conservation) and now part of OBPE (Burundian Office for Environmental Protection), the body that runs the country's national parks and reserves.
Official protection helped partly curb deforestation, set boundaries, hire rangers and open the forest to a small but carefully managed nature tourism. Today, to visit Bururi, travellers must stop at the environmental authority's office in town, pay an admission fee and explore the forest accompanied by a ranger-guide. That income, though modest, helps fund patrols and involve the community in conservation, a model that is increasingly common in East Africa.
Bururi is also part of a wider network of mountain forests in the country that includes the great Kibira forest in the northwest. Together they represent what remains of Burundi's highland forests and perform crucial ecological functions: they conserve biodiversity, regulate the water cycle and store carbon. In that sense, the Bururi reserve is a small but significant piece of the environmental puzzle of a country struggling to balance the development of a large population with the protection of its nature.
Today, the Bururi Forest Nature Reserve is one of those destinations that delight travellers looking for authentic nature far from the crowds. It doesn't have the international fame of East Africa's big parks, nor any luxury infrastructure: it is a peaceful mountain forest, with trails, local guides and the constant murmur of streams and birds. That very simplicity and silence are its greatest appeal in a world where quiet natural spaces are becoming scarce.
The reserve has become a regular stop on routes through southern Burundi, combined with the southernmost source of the Nile at Rutovu and the Karera Falls in Rutana. For birdwatchers, it is one of the best spots in the country; for hikers, it offers forest trails of varying difficulty; and for any visitor, the chance —never guaranteed, but thrilling— of crossing paths with an L'Hoest's monkey or hearing chimpanzees in the distance.
The future of the forest, like that of so many ecosystems in Burundi, depends on the delicate balance between the needs of a large, poor rural population and the conservation of an irreplaceable natural heritage. Every visitor who comes, pays the admission fee and walks the trails with respect helps, in their own small way, to keep this green sanctuary in the southern mountains standing. Bururi is proof that, even in a little-known country facing enormous challenges, nature can still hold corners of extraordinary beauty and calm.
