Check the reopening dates for our areas and sites for the summer season and spring 2026.
Montenvers – Mer de Glace information:
Train closed from May 18th to 22nd, 2026 included
Gondola and Ice Cave closed from May 11th to 29th, 2026 included
Ice Cave closed from May 30th to June 5th, 2026 included
For a day out with friends or family, a discovery weekend, or a short getaway, our mission is to offer you one of the most magical experiences of your life!
Navigate the map to explore all our high-altitude domains and excursion sites!
In the Chamonix Mont-Blanc Valley, at Les Houches - Saint-Gervais, or in Megève.
To trigger the SOS, you must typically press and hold the Power/SOS button for 3–5 seconds . Rapid multiple presses (3–5 times) may also trigger the alert depending on the firmware version. How to Upgrade/Repack Firmware For a "None SOS Repack" or "Allupgrade" firmware flash:
This report analyzes the technical specifications and potential risks associated with the device configuration identified as "Allupgrade AML920 4G 512M None SOS Work." Based on the hardware parameters provided, specifically the limitation combined with 4G connectivity , the device presents a significant risk of system instability and operational failure if used for data-intensive or critical "Work" applications. The omission of an SOS feature further limits its deployment in safety-critical environments. allupgrade aml920 4g 512m none sos work
One notable fork of the aml-flash-tool (by user @stane1983 ) includes a special case: To trigger the SOS, you must typically press
: If the option is available in the device settings, resetting network configurations can clear corrupted data. Allupgrade Aml920 4g 512m None Sos Work Info The omission of an SOS feature further limits
Rooted in the heart of an exceptional natural heritage, we know how majestic and fragile it is at the same time.
Find out more about our objectives as a company with a mission, the challenges we still face and the ways in which you too can contribute.
Together, let's preserve what we love
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