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Escalade rocher de Pierre Blanche au bord du lac de la forêt de Mervent

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S. Bourcier / Vendée Expansion & OT Fontenay-Vendée

Climb Pierre Blanche, a rock-climbing crag in Mervent

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Free access

Free access to this natural site.
Climbing reserved for independent and experienced climbers only.

Dare to climb a stone giant!

Facing you, 34 metres of raw rock. In the heart of the Mervent forest, the Pierre Blanche rock face is not just a climbing spot: it’s a real test.

Here, every hold is a decision, every move a victory. Between lake and forest, embark on a vertical ascent where concentration, technique and courage become your best allies.

About your adventure…

Meet at the Rocher de Pierre Blanche in the Mervent-Vouvant forest
Free access all year round
  • Summer: best in the morning or evening (shade)
  • Winter: best in the afternoon (dry rock)

You can check the number of people expected to use the crag online.
Clubs, associations and groups are strongly encouraged to register their presence at the crag online.
See the Club d’escalade de Pierre Blanche website.

Accessible to independent and experienced climbers only

Bring your own equipment: 70 m rope, 12 to 14 quickdraws.
Spectator access: only from the viewpoint at the top of the cliff.

Free public car park 1km from the cliff

Since 2022, access to the “historic” car park on the cliff has been closed by the ONF. A 20-minute approach walk is now required. Parking is available in a small roadside car park 100m higher than the access path to the cliff.

3 heroic reasons to take the plunge!

Going the extra mile against the rock

There are no compromises here. The cliffs push you to mobilise all your mental and technical resources.

Climb in an exceptional natural setting

Between dense forest and views over the lake, every climb becomes a total immersion in nature.

A raw, authentic experience

No netting, no gimmicks. Just you, the rock and the moment.

Your adventure in detail

A cliff that has to be earned

Nestling in the heart of the Mervent-Vouvant forest, the Pierre Blanche cliff commands respect at first sight. Standing 34 metres high, it towers above the River Mère and Lake Mervent, offering a wild and spectacular backdrop.

After several years of work and expertise, the site has been restored to its former glory. Today, you’ll be climbing on a secure, fully-equipped natural rock face designed for self-sufficient climbers. Nothing is left to chance here, but everything depends on your skill.

A technical and challenging climb

Pierre Blanche is not a classic beginners’ area. It’s a demanding playground. The routes, ranging from level 4b to 7b+, are for climbers who can read the rock, anticipate their movements and manage their effort.

The cliff is divided into several distinct sectors, each offering its own challenges. A traverse crosses the wall, requiring vigilance and precision in movement. Below, intermediate belays help you manage your ascent. Above, the objective is clear: to reach the summit.

Each route becomes a mission. Each belay a step closer.

A living rock to tame

The rock, composed of micachist quartzite gneiss, has a unique texture. Neither too smooth nor too aggressive, it requires finesse and adaptation. The holds are not easy to come by: they have to be earned.

Western exposure also plays a key role in your strategy. In summer, the heat means early or late morning slots. In winter, it’s the afternoon that becomes your best ally for climbing on dry rock.

Here, you don’t suffer the elements: you learn to understand them.

An experience combining concentration and freedom

Climbing at Pierre Blanche means stepping out of your comfort zone. It means trusting your body, your equipment and your choices.

But it also means savouring a rare sensation: that of being suspended between sky, rock and forest. The silence, the emptiness, the concentration… and then the satisfaction once you’re at the top.

A suspended moment. A personal victory.

Your mission starts here

Good advice from the Tourist Office!

Analyse your route before setting off

Take the time to observe. A good reading of the wall makes all the difference.

Adapt your schedule to the season

Heat, humidity, exposure… climbing at the right time changes everything.

Stay vigilant on the ledge

This is the most technical part of the route: anticipate and secure every passage.

Prepare your mission!

Other adventures await you…