Delta Queen Steamboat Company owns the National Historic Landmark steamboat DELTA QUEEN, and operates it on the Mississippi, ... Ohio, Cumberland, and Tennessee rivers providing overnight cruises for up to 176 passengers. Delta Queen Steamboat Company also owns and operates the "Delta Queen, Port of Call Restaurant" at its homeport offices in Kimmswick, Missouri, a land based restaurant serving the same gourmet dishes available on board the historic DELTA QUEEN steamboat. read more