It lies in the northern part of Aetolia-Acarnania.

The Acheloos River was the border of the province to Evrytania.

During Ottoman rule, the region of Valtos (which means "swamp" in Greek) was a haven for bandits and brigands.

During the struggle for the liberation of Greece Valtos contributed many fighters and leaders to the Greek Revolution.

This Western Greece location article is a stub.