All activities / Trekking / Hiking / Obo National Park
Trekking / Hiking in Obo National Park
The rainforest heart of Sao Tome, a national park covering much of the island's mountainous, largely primary-forest interior, from the misty slopes of the 2,024-metre Pico de Sao Tome to the sheer volcanic tower of Pico Cao Grande. One of the most biodiverse forests in Africa, it shelters endemic birds, orchids and giant lobelias found nowhere else on earth.
Why here
The Obo forest is one of the great walking wildernesses of Africa, and almost no one hikes it. The park protects most of Sao Tome's mountainous interior, a dense, dripping rainforest that rivals Madagascar and the Galapagos for the number of species found nowhere else, from the Sao Tome grosbeak to giant begonias and lobelias taller than a person. The prize walk is Pico de Sao Tome, the island's 2,024-metre summit, usually done as a two-day camping climb through primary forest that gets wilder and mossier as you gain height, with a night at a forest shelter before a dawn push to the top. Shorter walks reach the crater lake of Lagoa Amelia, forest waterfalls, and the classic viewpoint of Pico Cao Grande, a 300-metre volcanic needle that erupts straight out of the jungle. Trails are muddy, steep and unmarked, so a local guide is essential, and that is part of the appeal: this is real forest, not a boardwalk. For a hiker who wants somewhere almost untouched, Obo delivers.
Best months
The long dry gravana from June to September is the best window: the trails are less waterlogged, the rivers lower and the summit more likely to be clear at dawn. Even then the forest is wet and muddy, and cloud can close in on Pico de Sao Tome at any time of year, so boots that handle deep mud and a full set of dry clothes for camp are essential. The main rains from March to May make the steeper routes slippery and river crossings harder. Nights at altitude in the forest are cool and damp. Guides are mandatory in the park and know the current trail conditions.
Getting there & around
The main trailheads for Pico de Sao Tome are inland at Bom Sucesso, home to a small botanical garden, reached in about an hour from the capital by road; the western approach starts near Ponta Figo. A guided Pico climb is a two-day trip with a night camping in the forest, so you carry or arrange food, water and shelter through your operator. Bring waterproof boots, rain gear, warm dry layers for camp, a head torch and plenty of insect repellent. Book guides ahead through a local operator, as this is not a walk to attempt alone.
Skill levels: beginner, intermediate
Schools & guides (2)
Mucumbli Explore
OutfitterMucumbli Explore is a Santomean incoming travel agency with offices in the capital and at Ponta Figo near Neves, the coastal base for the north-west of the island. It organises guided climbs of Pico de Sao Tome, the country's 2,024-metre high point, as multi-day camping expeditions with local forest guides, provisioning and equipment, alongside day walks in the Obo rainforest, boat trips and island tours. It grew out of the long-running Mucumbli eco-lodge above Ponta Figo.
Sao Tome Paradise Tours
OutfitterSao Tome Paradise Tours is a local operator running since around 2017 that guides half- and full-day hikes and the multi-day climb of Pico de Sao Tome with trained Santomean guides, alongside forest walks in the Obo National Park to sites such as the crater lake of Lagoa Amelia and forest waterfalls. It also runs turtle-watching and whale- and dolphin-spotting trips in partnership with the conservation programme Programa Tato. Trips are booked directly through its website.