Complex sentence: Fernbridge is an unincorporated community in Humboldt County, California, named for an historic bridge, west-northwest of Fortuna, at an elevation of 39 feet (12 m).
Split into simpler sentences: Fernbridge is an unincorporated community in Humboldt County, California. It is located west-northwest of Fortuna, at an elevation of 39 feet (12 m).