https://www.getwisdom.com/login/?redirect_to=https%3A%2F%2Fwww.getwisdom.com%2Fquestion%2Fthe-cliff-palace-of-mesa-verde-in-the-four-corners-region-of-the-united-states-is-one-of-the-most-mysterious-structures-in-the-world-built-by-the-anasazi-native-peoples-it-appears-to-be-built-sole%2F