Lyman County, South Dakota
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Lyman County is a county located in the U.S. state of South Dakota. As of the 2020 census, the population was 3,718. Its county seat is Kennebec.
Lower Brule Indian Reservation
Confluence of the White and Missouri rivers at the Lyman–Brule county border, taken on July 4, 2022, from the International Space Station
Mellette County is a county in the U.S. state of South Dakota. As of the 2020 census, the population was 1,918. Its county seat is White River. The county was created in 1909, and was organized in 1911. It was named for Arthur C. Mellette, the last Governor of the Dakota Territory and the first Governor of the state of South Dakota.
White River from the West, the county seat
The Geography, Geology and Biology of Mellett, Washabaugh, Bennett and Todd Counties, South-Central South Dakota