Monday 28 july from 10:00 to 16:00

Tell us about the stars and the celestial bodies

Sommet du mont Lachat, 74450 Le Grand-Bornand

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Immerse yourself in the sun by observing the Sun through a telescope, accompanied by workshops led by an astronomer, talks, customised rockets and a quiz.

Services

Animals accepted

Quality standards

Famille plus

Rates

Bring your lift pass directly to the lift ticket offices.

Opening times

On 28 July 2025

10:00 at 16:00

Location

Tell us about the stars and the celestial bodies

Sommet du mont Lachat, 74450 Le Grand-Bornand

04 50 02 78 00

Spoken languages

Flavours from up there

Flavours from up there

After gathering wild plants, Nicolas will tell you about their history and how to prepare them. At the top of Mont Lachat, you will take part in an open-air cooking workshop to...

Le Grand-Bornand

Under the stars

Under the stars

Professor Jean-Pierre Blanchi will guide you to discover the sky and its constellations (Ursa Major, Pole star, Cassiopeia, etc.).

Le Grand-Bornand

Souvenirs from the mountain pastures

Souvenirs from the mountain pastures

Carnet d'Alpage takes a step back in time and invites you to create your own postcard of your family holiday at the summit of Mont Lachat.

Le Grand-Bornand

Rosay Gondola

The Rosay gondola (from the Village) accessible to pedestrians, mountain bikers, paragliders and pushchairs. Water fountain available (except in dry periods) at the foot of the...

Le Grand-Bornand

Lachat chairlift

Lachat chairlift

The Lachat detachable chairlift is accessible in summer to pedestrians and paragliders. At the summit, play and relaxation areas, picnic area and panoramic path. Early morning...

Le Grand-Bornand

Altitude Restaurant L'Ancoly

Altitude Restaurant L'Ancoly

Tastefully renovated family mountain pasture chalet from 1742. Warm setting with panoramic view in a quiet area. Savoyard and traditional home cooking. Menu of the day...

Le Grand-Bornand

Altitude Restaurant Le Châtillon

Altitude Restaurant Le Châtillon

In winter, every lunchtime daily special, Savoyard specialities, varied menu. In the afternoon, pancakes, waffles, home made pastries. In summer, sunny terrace in the heart of...

Le Grand-Bornand

Altitude Restaurant Le Roc des Arces

Altitude Restaurant Le Roc des Arces

Traditional cuisine, Savoyard specialities. Sunny terrace on the slopes in winter, in moutain pastures in summer. In La Côte, at the top of the Rosay gondolas.

Le Grand-Bornand