Dubuque County Historical Society Images




*Find a current list of AZA sites participating in the Reciprocal Member Program at the Museum & Aquarium box office or online at www.aza.org/reciprocity




We are a participating organization of the Time Travelers reciprocal program. Click here for details.


Become a Member

We apologize for any inconvenience you may experience as we transition to our new Online Ticketing and Membership Service.


Your membership to the National Mississippi River Museum & Aquarium supports the work of a 501(c)(3) non-profit organization, which includes the Dubuque County Historical Society, the National Rivers Hall of Fame, the Old Jail Museum and the Mathias Ham House Historic Site. Your membership is tax deductible (restrictions may apply) and helps build upon a foundation that was established more than 50 years ago to collect, preserve and share with present and future generations, the rich history of Dubuque, the Mississippi River and all the rivers of America.

Membership Levels and Benefits