The second floor of Burpee Museum features an interactive walk through of the Earth's forces. From extreme heat to weathering and compaction, come learn about how the Earth below our feet is dynamic and beautiful! Enjoy beautiful minerals, touchable rocks, and a chance to enter the last ice age of Illinois. How did these glaciers shape our land, and what massive mammals were walking about during this time? You will find sloths, mammoths, beavers, bears, and more!