Twin Ports Junetheenth is a annual celebration in the Duluth MN & Superiro WI (Twin Ports) community and is held on Barker’s Island. Juneteenth a federal holiday in the United States commemorating the emancipation of enslaved African-Americans. It is also often observed for celebrating African-American culture. Even after the emancipation day, slavery went on in the south for several days. This event commemorates the time frame when the word finally got to the south.
Source: Twin Ports Juneteenth