What is Portein?
{{Infobox Swiss town | subject_name = Portein | municipality_name = Portein | municipality_type = former | imagepath_coa = Portein wappen.svg|pixel_coa= | map = Karte Gemeinde Portein.png | languages = German | canton = Graubünden | iso-code-region = CH-GR | district = [[Hinterrhein (district)|Hinterrhein]] |coordinates={{coord|46|43|N|9|24|E|display=inline,title}} | postal_code = 7423 | municipality_code = 3664 | area = 3.42 | elevation = 1167|elevation_description= | population = 22 |populationof = December 2007 | popofyear = 2007 | website = | mayor = |mayor_asof=|mayor_party= | mayor_title = |list_of_mayors = | places = | demonym = | neighboring_municipalities= [[Flerden]], [[Masein]], [[Safien]], [[Sarn, Switzerland|Sarn]], [[Tartar, Switzerland|Tartar]] | twintowns = }} '''Portein''' ({{lang-rm|Purtagn}}) was a [[municipality]] in [[Hinterrhein (district)|Hinterrhein]] in the [[Cantons of Switzerland|canton]] of [[Graubünden]], [[Switzerland]]. On 1 January 2010, the former municipalities of [[Cazis]], Portein, [[Präz]], [[Sarn, Switzerland|Sarn]] and [[Tartar, Switzerland|Tartar]] joined together to become the municipality of [[Cazis]]. [[File:Flerden Oktober 2011.jpg|thumb|left|250px|Portein]] {{Switzerland-stub}} [[Category:Former municipalities of Graubünden]] [[Category:Villages in Graubünden]]