Romsdalsfjord is Norway’s ninth-longest at 55 miles (88 km) in length. It is protected at its seaward end by several islands and skerries, and is a so-called threshold fjord, being shallower near its seaward end than further in. It is one of Norway’s most scenic waterways, with sharp stone ridges rising on either side above green slopes dotted with occasional perilously-clinging farms and colorful…