1907 Map of Wyndmere

To the south, the Sisseton and Wahpeton Indian Reservation border aligns with a series of significant prairie lakes, including Tewaukon Lake and Sand Lake. The map details a dense grid of early townships like Syna and Owego, alongside developing agricultural hubs such as Milnor, Geneseo, and Delamere. These settlements reveal the early systematic organization of the Dakota territory just decades after its incorporation.