Monthey
…oil refinery in Collombey-Muraz, near Monthey. The city is close to the famous winter sports region, the Portes du Soleil. This city is also home to Bolliger & Mabillard, world-famous roller coaster designers. As of 2010, Monthey had an unemployment rate of 6.7%. As of 2008, there were 37 people employed in the primary…