(Pronounced [fals], speaking of the Walser German locals false [faɫʃ], Romansh Val [val]? / I) Vals is a municipality in the region Surselva in the Swiss canton of Grisons. Vals is a Walser German speaking enclave in the Romansh Val Lumnezia. The Walser are descendants of Upper locals, who immigrated 700 years ago and settled in the highest valleys of Graubünden.