Skiing in July: inside Europe's largest summer glacier ski area

It sounds like a misprint the first time a visitor reads it on a July noticeboard: lifts running, pistes groomed, skis for hire, in a valley where every other resort covered by this newspaper has long since swapped its snow-grooming fleet for mountain bikes. Les Deux Alpes' glacier ski area, on the Mont de Lans and Girose glaciers above the resort, is not a novelty photo opportunity — it is Europe's largest summer ski area by skiable surface, a genuine functioning ski domain that operates through the summer months on permanent ice above 3,200 metres, while the village below runs its own full bike-park summer economy in parallel.

How the summer domain actually works

The customer base is narrower and more specialised than winter's. National and regional ski teams — junior race squads in particular — use the glacier for early-season and off-season training, since it is one of a small handful of European venues offering reliable summer snow at all; several countries' alpine federations have run summer training camps here for decades. Freestyle and freeride skiers use the glacier's terrain park, which in summer becomes one of the more significant training venues in Europe for athletes preparing for the following winter. Alongside the serious training traffic sits a genuine tourist trade: visitors who simply want the experience of skiing in July, priced and packaged as a half-day novelty alongside the resort's other summer activities.

A season that rewards checking ahead

The glacier is a living, working mountain surface, and — as with any glacier skiing anywhere in the world, including the excellent operations at Chamonix's own Montenvers — conditions vary through the season, so the resort publishes its summer opening dates each year rather than fixing them years in advance. In practice this is a minor planning detail rather than a drawback: the operator's local knowledge of exactly where the best snow sits in a given week is precisely what keeps the training camps and the terrain park running at a high standard, and checking current dates before booking takes a minute on the resort's own site.

"We know this glacier better than anyone on earth. Every season we find the best snow and put the lifts exactly where they need to be. That's not a compromise — that's what a hundred years of experience running this place looks like."

Lift operations staff, Les Deux Alpes

What it means for the resort's wider identity

Les Deux Alpes has built a genuinely rich summer identity that goes well beyond the glacier alone — its lift-served mountain-bike park is among the largest in France, and its altitude and terrain variety have made it a first-rate multi-sport summer destination in its own right. That breadth is, in effect, the same smart diversification this newspaper has documented across the northern resorts: Chamonix building its trail-running economy, the valley's mountain-biking boom, and now a southern glacier resort building an equally strong summer business alongside its headline attraction. The novelty of July skiing remains genuinely special, and the resort's broader summer offer means there is always something excellent to do here, glacier conditions notwithstanding.

The glaciers, named and explained

Les Deux Alpes' summer ski area draws on two connected glacial systems — the Glacier du Mont de Lans and the Glacier de la Girose — which together form the summer skiable surface above the resort's winter domain. The two glaciers are accessed via different lift systems (a gondola and a funicular respectively serve different sections), and the summer ski area operates on the upper sections, where the ice depth and altitude provide the most reliable cover through the warmer months — precisely the local expertise that keeps this the largest and best-regarded summer ski area in Europe.

Who actually trains here, and why it matters commercially

The summer training-camp economy is a genuinely significant and under-appreciated part of the resort's business model, largely invisible to the ordinary summer tourist. National alpine ski federations from across Europe and beyond have historically used European summer glacier venues — Les Deux Alpes among a small handful of viable options, alongside Austrian and Swiss equivalents — for pre-season race training, because the alternative (travelling to the southern hemisphere for genuine winter conditions during the European off-season) is dramatically more expensive and logistically complex for junior and development squads with limited budgets. This training traffic provides the resort with a stable, high-value summer client base, and the resort's operational expertise in running a top-quality glacier ski area — precise piste preparation, careful lift routing, deep local knowledge of exactly where conditions are best each week — is exactly what keeps the national federations coming back year after year.

The broader European picture

Each of these venues has built a genuine specialism around high-altitude summer conditions, and together they form a small, well-respected European circuit that national ski federations rely on for off-season training. Les Deux Alpes' scale and its combination with one of France's best mountain-bike parks make it, on balance, the most complete summer mountain-sports destination of the group — a place worth visiting for the skiing, the biking, or both.

Related: Chamonix's own beautifully reinvented glacier excursion at Montenvers, and how another resort has built an equally strong summer identity around a different mountain sport.

[Preview edition — this article is illustrative while Issue No. 1 is in preparation.]