and it created cliffs like this one at patterson state park near superior, the city of superior where the black river plunges over douglas fault. it's the highest waterfall in the state. big manitou falls. and the douglas fault crops up in various places along lake superior shore. several streams flow over it, including the american river here at amna khan falls state park, just east of patterson state park. the chapter goes on to describe how the apostle islands in the swamp bay were formed and explain the islands are here can see off the off the tip of the bayfield here's sharma and bay next to the peninsula and my chapter explains how plant and animal communities developed in the area after the glacier retreated. i also into early human community is along the shore, such as the archaic people which included the old copper culture. beginning about 6000 years ago, native people learned to extract shlow of copper from lake superior shore as as and in number of other areas around great lakes and it is shown in this depiction that i found in the milwaukee public museum website. and they