| A Spring, a Peat Bog, an Alpine River and a Mountain Torrent Tributaries of the Rhine River, Switzerland |
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| Gruyère Alps, Switzerland An enchanted karst spring : 2011 - 2019 |
Sense River, Switzerland The last unspoiled Swiss river : 2011 - 2020 |
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| Hongrin River, Switzerland A wild moiuntain torrent : 2006 - 2020 |
Êtang de la Gruère, Switzerland A mysterious peat bog : 2013 |
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All Photographs Copyright
2006-2020© Michel Roggo |
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