A Spring, a Peat Bog and an Alpine River
Tributaries of the Rhine River, Switzerland
 
Gruyère Alps, Switzerland
An enchanted karst spring : 2011 - 2019
Êtang de la Gruère, Switzerland
A mysterious peat bog : 2013
Sense River, Switzerland
The last unspoiled Swiss river : 2011 - 2020
 

 
All Photographs Copyright 2017-2020© Michel Roggo