Pico Cão Grande, the 663-metre volcanic spire in the south of São Tomé: what it is, where it is, where to see it, whether it can be climbed and how to fit it into your itinerary.
What is Pico Cão Grande? Pico Cão Grande is a 663-metre volcanic spire that rises sheer from the rainforest in the south of São Tomé island. It is the best-known image of São Tomé and Príncipe and one of the most impressive geological formations in Africa. You can see it from the southern road and from a few viewpoints, often with clouds clinging to the top.
In this guide we explain where Pico Cão Grande is, how to see it, whether it can be climbed, the best time to photograph it and how to fit it into a trip around the south of São Tomé.
What Pico Cão Grande is
Pico Cão Grande is a volcanic plug: what remains of magma that solidified inside an ancient volcano and was exposed after erosion removed the surrounding layers. The result is an almost vertical tower of rock with smooth walls, rising about 300 metres above the forest and reaching 663 metres above sea level.
Next to it stands Pico Cão Pequeno, lower, and the whole area is covered in dense forest within Obô Natural Park. It is a landscape that seems to belong to another planet, especially when the morning mist wraps the base of the peak and only the top is visible.
Pico Cão Grande, the volcanic spire of southern São Tomé. Photo: Príncipe Collection
Where Pico Cão Grande is and how to get there
Pico Cão Grande in the south of São Tomé, between São João dos Angolares and Porto Alegre. Map: Vamos Fugir, data © OpenStreetMap contributors.
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Pico Cão Grande is in the south of São Tomé island, inland, about two hours' drive from the capital along the east coast road, which passes Roça Água Izé, Boca do Inferno and São João dos Angolares. The road is slow and has stretches in poor condition, so the sensible thing is to visit it when you are staying in the south.
There is no regular public transport there. The most practical way is with a driver and local guide, who know the best viewpoints and the road conditions.
The classic view of Cão Grande over the palms, from one of the southern viewpoints. Photo: Príncipe Collection
Where to see Pico Cão Grande
- From the southern road: after São João dos Angolares, the road passes areas from where the peak can be seen in the distance, between the forest and the plantations.
- Viewpoints: there are stopping points with an unobstructed view, known to the guides, where you take the classic photo.
- Forest trails: with a guide, you can walk through the forest and get close to the base, to see the real size of the tower.
The smooth walls of Cão Grande can only be climbed with technical climbing. Photo: Príncipe Collection
Can you climb Pico Cão Grande?
Climbing to the top of Pico Cão Grande is not a tourist outing: the walls are vertical and the ascent is a technical climb, made by a few expeditions of experienced climbers with their own equipment. For the vast majority of travellers, the experience is seeing the peak and walking in the surrounding forest.
If you want a proper ascent, you can climb Pico de São Tomé, the country's highest point at 2,024 metres: a demanding two-day trek with a guide that requires no climbing techniques.
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Obô Natural Park around the peak protects endemic birds and plants. Photo: Príncipe Collection
Obô Natural Park around Cão Grande
Pico Cão Grande lies within Obô Natural Park, which protects about 30% of São Tomé island and much of the archipelago's endemic plants and birds. Around the peak there is primary forest, rivers and waterfalls. With a local guide you can spot birds found nowhere else in the world and see how the forest has reclaimed the old plantations of the south.
How to fit Pico Cão Grande into your itinerary
Ideally, spend two to three days in the south of São Tomé and stay there, for example at Praia Inhame Eco Resort. A typical day in the south combines:
- Roça Água Izé and Boca do Inferno, on the way south;
- lunch at Roça São João dos Angolares (see the plantations of São Tomé and Príncipe);
- a stop to see Pico Cão Grande;
- late afternoon at Praia Piscina or Praia Jalé (see the beaches of São Tomé and Príncipe).
The next day, the boat crossing to Rolas Islet completes the south. See the full itinerary by area in what to see in São Tomé and Príncipe.
From the air, the peak rises about 300 metres above the forest. Photo: Príncipe Collection
Tips for photographing Pico Cão Grande
- Go early: there is a better chance of clear skies in the morning; in the afternoon clouds usually cover the top.
- Dry season: in the gravana, from June to September, visibility is better.
- Telephoto lens: a zoom lens helps isolate the peak from the forest.
- Drone: check local rules before flying and respect the communities.
- Patience: if it is covered, wait a few minutes — the clouds change quickly.
Prefer to drive? You can arrange car hire in São Tomé by the day, with a 4x4 delivered to the airport, or choose the 8-day fly and drive, with car, accommodation and flights.
Frequently asked questions about Pico Cão Grande
How high is Pico Cão Grande?
Pico Cão Grande is 663 metres high and rises about 300 metres above the surrounding forest.
Where is Pico Cão Grande?
In the south of São Tomé island, within Obô Natural Park, about two hours' drive from the capital.
Can you climb Pico Cão Grande?
Only with technical climbing, by experienced climbers. For travellers, the experience is seeing it and walking in the surrounding forest.
What is the best time to see Pico Cão Grande?
Early in the morning and in the dry season, from June to September, when there are fewer clouds.
What is there to see near Pico Cão Grande?
Roça São João dos Angolares, Praia Piscina, Praia Jalé, Boca do Inferno and Rolas Islet.
See Pico Cão Grande with a local guide
On our trips the south of São Tomé is done with a local guide and a 4x4, with nights in the south to enjoy Pico Cão Grande in the best light. See São Tomé and Príncipe trip with flights: 9 days or talk to our team.
