Cascade de Chedde or Cascade de Cœur (waterfall of the heart) is an unknow but great waterfall in Chedde/Passy
Driving on road A40 near Sallanches drive east to Chamonix and take exit 20 to Passy (D13) and drive further to Chedde/Les Soudans. Go right to Les Soudans and drive down until you see a small road/path to the right in a sharp curve in the road. There is space to a park a few cars. Otherwise there is a parking in Soudans.
There are signs pointing to Cascade de Chedde. In 10-15 minutes you will reach Cascade de Chedde over a well maintained path.