Troistorrents

Troistorrents has an area, as of 2009, of 37 square kilometers . Of this area, 13.54 km2 or 36.6% is used for agricultural purposes, while 19.14 km2 or 51.8% is forested. Of the rest of the land, 2.72 km2 or 7.4% is settled , 0.21 km2 or 0.6% is either rivers or lakes and 1.34 km2 or 3.6% is unproductive land.
Of the built up area, housing and buildings made up 4.6% and transportation infrastructure made up 2.3%. Out of the forested land, 47.5% of the total land area is heavily forested and 2.9% is covered with orchards or small clusters of trees. Of the agricultural land, 0.0% is used for growing crops and 8.9% is pastures and 27.1% is used for alpine pastures. All the water in the municipality is flowing water.

Wikipedia