Trichome October 14, 2016 thcscience_admin This article is about the building in France. For the municipality in Canada, see Les Coteaux, Quebec. For other uses, see Coteaux (disambiguation). Les Coteaux, also known as the ZUP de Dornach, is a cité HLM (council estate) in the west of the city of Mulhouse, Alsace, France. See also[edit] HLM Public housing in France 47°44′09″N 7°17′51″E / 47.73583°N 7.29750°E / 47.73583; 7.29750