3: Dubuque Arboretum and Botanical Gardens
Since 1980, the Dubuque Arboretum and Botanical Gardens have been a sanctum of tranquility for the residents of Dubuque, as well as visitors. There are more than 60 differently styled gardens, including a rose garden, Japanese garden, herb garden, and more). The grounds continue to expand yearly thanks to the volunteers who maintain the grounds and generous financial donations. There is also an Arboretum Gift Shop, where you can find a bunch of flower-themed merchandise to decorate your home.
Address: 3800 Arboretum Dr, Dubuque, IA 52001