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There are climbs that teach you technique. And then there are trips that teach you how climbing actually happens — in conversations over dinner, in the brief trust of a belay exchange, in the shared fumblings of a crevasse-haul practice. Last week, Balandino, Lorenzo and our co-founder Mavi spent seven days in Chamonix. They climbed hard lines, practised rescue skills, slept in a busy youth hostel, and left with something the routes themselves can’t give you alone: partners, confidence and a renewed belief that community is the multiplier of every ascent.

Day one: rehearsing the worst so the best can happen

We began with a crevasse-rescue course — a deliberate, humbling start. There’s something necessary about spending a morning hauling and hauling again, building two-and three-to-one pulleys, learning where to put a counterweight and how the smallest mistake in a haul system can bite back. Practising crevasse rescue isn’t about alarmism; it’s about turning chaos into choreography. It builds muscle memory and reduces panic, and it transforms a rope team from a collection of individuals into an effective unit. For anyone approaching glaciated terrain in the Mont-Blanc area, this isn’t optional — it’s how you keep your friends and yourself safe.

Starting with rescue also set the tone for the week: we were there to learn together, to share responsibility, and to be ready to step up for others.

Our guide was Kyriakos Rossidis, who’s able to transmit both the techniques and passion.

Routes and afternoons: finding flow and finding partners

Over the week we threaded together classic multipitches and a few afternoons at valley crags — each climb a place to test movement and partnership.

• Mani Puliti (D / 5b), with Kyriakos Rossidis. A lively, well-travelled line: mostly granite ribs and bolt-assisted moves that reward steady leads and confident seconds. With a guide, the flow is faster and the learning curve steeper.

• Brunat-Perroux, Aiguille de l’Index (D+ / ~5c). Slabby, technical and exposed in places — Brunat-Perroux asks you to read the rock and trust each other’s calls on rope drifts and slab sequence. It’s the kind of route where good footwork and clear communication transform hesitation into flow.

• Hotel California (D+ / 5a). A long, narrative climb — sections that demand attention, pockets for laughing at the right moments, and airy finishes where you breathe in all that valley light

When we had time, we spent afternoons at Les Gaillands and Vallorcine — two complementary training grounds: Les Gaillands for quick laps, movement practice and social exchanges; Vallorcine for quieter granite faces and longer sequences. Those easy, concentrated hours are where partnerships actually form — you help tidy a rack, an experienced climber gives beta on a tricky move, you trade top-rope time and, five routes later, you’re no longer strangers.

The alarm in the landscape: glaciers, heat, and the responsibility to act

We also came home with a quieter, sharper worry. The glaciers and snowfields around the Mont-Blanc massif are changing: tongues are retreating, crevasse patterns are shifting, and warm spells are arriving earlier and harder. These changes are visible on approaches and in the trip-planning choices you make: ankles cross a melt-softened moraine, a glacial ramp has thinned, a once-predictable snow slope is now a tricky objective. That fragility isn’t someone else’s problem. It affects access, risk and the basic ethics of how — and when — we go climbing. We owe it to the mountains and to the partners we climb with to be informed, cautious and thoughtful about our impact.

What Chamonix taught us about partners and platforms

If there was one lesson that threaded the week it was this: climbing is social technology. It’s an interplay of skill, trust and timing. A great lead and a strong belay are obvious, but so are the more ephemeral qualities — patience on a long day, the willingness to carry extra water, the small calm that steadies a second halfway up a slab. Matching those qualities matters more than matching grades.

That’s where NIVA sits. The app is not merely a list of users, events or routes; it’s a toolkit for partner-matching and event building:

• Create an event for a multipitch day, specify skill needs (e.g. rope team size, glacier travel experience), and attract people who fit the plan.

• Join pick-up sessions at Les Gaillands to practise movement and meet new partners in a low-stakes setting.

• Share your rescue training plans and find others who’ve taken the same course — so you ascend with people who speak the same safety language.

In short: create events, invite the right people, and form rope teams before you arrive at the crag.

Practical takeaways

1. Train together. Book a crevasse-rescue course and invite a partner or a group. Practising together builds trust and muscle memory.

2. Use social spaces. Stay in a hostel or attend a local clinic — partner matches begin in common rooms and on drying racks.

3. Start small. Use cliff afternoons (Les Gaillands, Vallorcine) to test teamwork and transitions before you commit to long approaches.

4. Be climate-aware. Check glacier conditions and objective hazards; treat changing conditions as part of trip planning.

5. Match intentionally. Don’t just look for the highest grade; look for complementary skills and compatible decision-making.

A final word: partners make the climb — and the responsibility

Chamonix gave us memorable routes and even better partners. We left with the satisfaction of long ledges and the knowledge that the mountains are changing. The best response to that contradiction — joy and fragility — is to climb with care, skill and community.

If you felt that pull reading this — the itch to find the right partner for your next line — then do something about it: download NIVA, create an event, and find climbers who match your skills and values. Climbing is about movement up rock, yes — but more than that, it’s about the people you move with.

Download NIVA and start creating or joining events today. Find your next rope team — in Chamonix, or wherever your next summit waits.