






Find out the secret behind the hydro machines, solving the puzzle set by Constant Colliat, owner of the silk works at Les Echelles. Via six hydro machines, visitors will have fun learning all about the history of water and how it has been used over the ages.
Lakeside or by stretch of water
Mountain view
Waterside
Office de Tourisme Coeur de Chartreuse - 24/09/2025
www.destinationchartreuse.fr
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From 09/04 to 07/06 daily between 9 am and 12 pm and between 1 pm and 5 pm.
From 08/06 to 05/07 daily between 9 am and 12 pm and between 1 pm and 6 pm.
From 06/07 to 01/09 daily between 9 am and 12 pm and between 1 pm and 6 pm.
From 02/09 to 29/09 on Tuesday, Wednesday, Thursday, Friday and Saturday between 9 am and 12 pm and between 1 pm and 5 pm.
Subject to favorable weather.
Phone : 04 79 36 56 24
Website : https://www.rivieralp.com
Grit
Suitable for city strollers
Yes