Situated in the western Switzerland, Vaud is the third mostly populated canton. French is the official language. It has 800 000 inhabitants and 309 municipalities. Its main town Lausanne, counting over 403 000 inhabitants, is an important education and research center. It is home to many international companies active in life sciences, micro- and nanotechnologies, information and digital technologies as well as energy and environment. Buy a house or an apartment here and live in the beautiful canton of Vaud.