Otter Feedings
Tourism Sites
National Mississippi River Museum & Aquarium
🧠Fact: Blends river history exhibits with aquatic wildlife from the Mississippi River Basin.
💡 Tip: Check for daily otter feedings — a visitor favorite.
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The National Mississippi River Museum & Aquarium, located in Dubuque, Iowa, offers a dynamic blend of history, science, and conservation. Operated by the Dubuque County Historical Society, this Smithsonian-affiliated institution spans a 14-acre campus along the Mississippi River. It features two main buildings—the Mississippi River Center and the Diamond Jo National River Center—connected by a scenic walkway. Visitors can explore exhibits on river ecosystems, regional history, and cultural heritage, including the National Rivers Hall of Fame and the historic steamboat William M. Black .