Fossfjörður is one of the the offshoot fjords of Arnarfjörður. It is the westernmost of the so called "Suðurfirðir", the Southern Fjords. In Fossfjörður, there is a farm named Foss and a waterfall with the same name—Foss, which means "waterfall." So, in Waterfall Fjord, you'll find a farm called "Waterfall" as well as a waterfall named "Waterfall