The Ice Cave | Enter the bowels of the Mer de Glace glacier

Information Montenvers train :CLOSURE on Friday April 18th 2025

Due to heavy snowfall: trees on the track have damaged the line:

As a result: the Montenvers area will be closed on Saturday, April 19th 2025.

Please note: the PIDA Montenvers could not be carried out today due to access conditions to the site and trees on the track which prevented the train from taking our teams up.

We remind you that the site will be closed for work and maintenance from 12 to 23 May 2025.

(Grotte de Glace closed from 12 to 30 May 2025 inclusive).

For any information regarding the Montenvers train, please contact the Montenvers Departmental Authority at 04.65.60.00.80 or accueil@montenverstrain.com

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Dive into the heart of the glacier

Once at Montenvers, take the gondola to access to the Mer de Glace glacier

Once you've reached Montenvers from Chamonix by cog railway, a new adventure awaits you: a gondola lift will take you to the Mer de Glace glacier.

Please note: Access to the cave is by staircase, with around 170 steps.

PRM access is not possible.

An ephemeral work of art

Every year, the "grottus" sculpt a veritable masterpiece in the ice. The ice walls sparkle, revealing incredible shades of blue. It's an intense sensory experience that will leave a lasting impression

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The famous little red train takes passengers from Chamonix (1035 m) to the Montenvers station (1913 m) in 20 minutes. On arrival, the view of the Mer de Glace is breathtaking, bearing witness to the effects of climate change.

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