Information on Montenvers and the Mer de Glace

News 06/26/2026

Due to a technical issue, the gondola and ice cave are currently closed for an indefinite period.

For any inquiries regarding the Montenvers Train, please contact the Montenvers Train Administration.
Tel.: 04 65 60 00 80
Email: accueil@montenverstrain.com

SummerWinter
Glaciorium

The Glaciorium

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A space on glaciers

The Montenvers - Mer de Glace site is a true witness to the climate changes of our century, and deserved a space dedicated to glaciology!

  • The Mer de Glace

  • Its formation

  • Its history

  • Its future evolution...

This is what you can find out when you visit this interactive and educational site...

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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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