The Longest Glacier in the Alps
At a length of 22.6 kilometers and with a surface of 81.69 square kilometers, the Great Aletsch Glacier is the longest and biggest glacier in the Alps.
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Suonen: Vital Irrigation Channels
The inhabitants of areas with little precipitation on the south-facing slopes of the Valais have had to cope with aridity for centuries. Through man-made channels called suonen, they divert water from glacial streams to their fields and meadows.
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