The valleys are shaped by three mountain ranges : the Alaska Range , the Chugach Mountains and the Talkeetna Mountains . The Matanuska-Susitna Valley has been carved by glaciers . The valleys are shaped by three mountain ranges : the Alaska Range , the Talkeetna Mountains and the Chugach Mountains . The Matanuska-Susitna Valley was carved by glaciers
Lembah ini dibentuk oleh tiga banjaran gunung: Banjaran Alaska, Pergunungan Chugach dan Pergunungan Talkeetna. Lembah Matanuska-Susitna telah diukir oleh glasier. Lembah dibentuk oleh tiga banjaran gunung: Banjaran Alaska, Pergunungan Talkeetna dan Pergunungan Chugach. Lembah Matanuska-Susitna diukir oleh glasier