Sarah Good Thunder and Evangeline Whipple, ca. 1905.

Dakota beaded and ribbonwork moccasins, made by Sarah Good Thunder (Dakota), 1904. Inscribed: “Made by Mrs. Good Thunder for Mrs. Whipple 1904."

Ojibwe on the St. Croix River, 1885.

Mr. Hill's survey of lower mounds at Dayton's Bluff done in 1866. Image is from: Winchell, N.H. The Aborigines of Minnesota. St. Paul: The Pioneer Press Company, 1911, 263.

Image of Mr. T.H. Lewis' survey of the mounds on Dayton's Bluff in 1882. Image is from: Winchell, N.H. The Aborigines of Minnesota. St. Paul: The Pioneer Press Company, 1911, 262.

Indian Mounds Park, 2016. Photograph by Paul Nelson.

Post card view of Indian Mounds Park, 1908.

Post card view of Indian Mounds Park, 1904.

Mounds Park, ca. 1910. This image shows a commanding view of the river canyon from the mounds.

Mounds Park, 1910.