#Swisstainable Swiss architect Olivier Cheseaux takes inspiration from nature to build more sustainable mountain hu… https://t.co/V43paMZoV6
![](http://pbs.twimg.com/profile_images/1455107362566688768/hxayFIZC_normal.jpg)
#Swisstainable Swiss architect Olivier Cheseaux takes inspiration from nature to build more sustainable mountain hu… https://t.co/V43paMZoV6
Source: スイス観光
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