Land Formation Experts. By Tatum, Hailey, Jenna, and Max. 1. How were the mountains of the upper peninsula formed?. Volcanoes Shot melted rock That formed The mountains Of the upper peninsula. . How were the dunes along lake MI formed? What are they called. Glaciers moved boulders
By Tatum, Hailey, Jenna, and Max.
Glaciers moved boulders
Move with it made dunes.