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News

Photo Collage

Jun 02, 2025

Celebrating the First National Mississippi River Day!

June 2 is the very first National Mississippi River Day! Thanks to the work of 1 Mississippi, we now have a day each year to celebrate one of the…

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Historic Preservation Awards Committee

May 13, 2025

DCHS Announces 2024 Historic Preservation Award Winners

The 2024 Historic Preservation Awards winners were announced at the Dubuque County Historical Society’s Historic Preservation Awards on May 6 at the…

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Kurt Strand, Tommy Lange, and Andy Allison accepting the accreditation

Apr 08, 2025

National Mississippi River Museum & Aquarium receives prestigious accreditation from Association of Zoos and Aquariums

The Association of Zoos and Aquariums (AZA) has announced that the National Mississippi River Museum & Aquarium was granted accreditation by AZA’…

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Party for the Planet logo

Apr 02, 2025

Save the Date for the 2025 Party for the Planet!

The National Mississippi River Museum & Aquarium will host the annual Party for the Planet on April 26 from 10 AM – 2 PM. General admission…

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Institute of Museum and Library Services logo with photos at the National Mississippi River Museum & Aquarium and Mathias Ham Historic Site

Mar 19, 2025

Call for Advocacy for IMLS and Museums

A March 14, 2025 Executive Order is directing further cuts to the Institute of Museum and Library Services (IMLS). IMLS is an important museum…

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Ice Dinosaurs Exhibit Receives Grant Funding Support

Feb 25, 2025

River Museum Awarded Inspire Iowa Grant for Summer 2025 Exhibit, Ice Dinosaurs

The National Mississippi River Museum & Aquarium was recently awarded an Inspire Iowa Cultural Tourism Grant award of $50,000 in support of…

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Dubuque County Historical Society Logo

Feb 07, 2025

Dubuque County Historical Society Presents Board of Directors Honors, Officers

The Dubuque County Historical Society and its properties, the National Mississippi River Museum & Aquarium and Mathias Ham Historic Site, granted…

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2025 Regional Arts Forum

Feb 04, 2025

River Museum Hosts 2025 Regional Arts Forum in Partnership with Iowa Arts Council

Join the Iowa Arts Council at the National Mississippi River Museum & Aquarium on Thursday, March 6 from 1-4 PM for an upcoming 2025 Regional…

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River of Love logo

Jan 28, 2025

River of Love Helps Love Flow at the River Museum

The National Mississippi River Museum & Aquarium launched its 2025 Valentine’s Day Initiative, River of Love, to support enrichment, nutritious…

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Ice Fest takes place January 18 and 19, 2025

Jan 02, 2025

Frigid Fun in Store for River Museum’s Ice Fest, Jan. 18 - 19

The National Mississippi River Museum & Aquarium is hosting the 21st annual Ice Fest, presented by Dupaco Credit Union, on Saturday, January 18…

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The National Mississippi River Museum & Aquarium

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350 East 3rd Street
Dubuque, Iowa 52001

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  • 563-557-9545
  • 800-226-3369

info@rivermuseum.org

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guests looking at tidepool

Tidepool Touch Tank Now Open

Get up close and personal at our Tidepool Touch Tank and touch Sea Stars, Sea Anemones, and more!

youth campers

Inspire Stewardship

Donations to the River Museum support conservation efforts and expand educational opportunities.

wyoming toad

Toad-ally in love!

The Wyoming Toad was once a critically endangered species-at one point, there were only seven toads in the wild. Since 2008, the River Museum has helped breed and release 50,000 Wyoming toad tadpoles back to Wyoming.

collections storage

How many objects are in our collection?

The Dubuque County Historical Society has 26,000 artifacts, but that number changes often through new donations and deaccessions.

educator with school kids

So many ways to learn

From on-site adventures to outreach programs that rock, the River Museum provides a wide variety of fun historic, cultural, and STEM-related programs for youth.

building exterior

Guess What

The River Museum opened in 2003, and is the flagship entity of the Dubuque County Historical Society which was founded in 1950.

Conservation

Take action through advocacy, research and engagement

We are doing our part to save species, preserve and restore the Mississippi River and its watershed, and promote environmental sustainability.

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Membership

Free admission, reciprocal perks, and exclusive benefits!

Learn how your membership inspires stewardship of our rivers and history for individuals and families from around the world.

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Buy Tickets

Every admission ticket is actually a two-day pass!

Part museum, part aquarium, part science center—it’s the total package for family fun!

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Support

Together, more is possible.

Every donation supports mission-driven educational experiences, conservation efforts, and historic preservation.

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