Marshall-Wells Paint Paul Lundgren 8 years ago It’s unclear whether someone brought this sign to the Western Waterfront Trail and propped it up for public display for some reason or if it was dredged out of the St. Louis River. Recommended Links:Images of Spirit Mountain piping project on St. Louis RiverPostcard from a Rest Point Overlooking the St. Louis RiverDuluth’s Revitalization: The St. Louis River Area of ConcernPostcard from the Ruins of the Chambers House