Why Does the Driftless Area Exist in the United States?

💡 The Answer

• The Driftless Area was untouched by glaciers during the last Ice Age.
• It features rugged terrain with deep river valleys and steep bluffs.
• The region spans parts of Wisconsin, Minnesota, Iowa, and Illinois.
• Its unique geography preserves ancient landforms and rare ecosystems.
• The name 'Driftless' refers to the lack of glacial drift (debris).
• It is home to the Upper Mississippi River's scenic valleys.