Lake superior
Michigan shares borders with Ohio and Indiana to the south. And Wisconsin, as the Upper Peninsula borders it up north. (There are water borders within the Great lakes with Illinois and Minnesota.)
The Scandinavian peninsula borders the Baltic Sea, Gulf of Bothnia, North Sea, and Norwegian Sea. The Balkan Peninsula borders the Black, Aegean, Mediterranean, and Adriatic Seas The Italian/Apennine Peninsula borders the Ionian, Adriatic, Mediterranean, and Tyrrhenian Seas.
The North Sea.
Wisconsin is bordered by Lake Superior to the north.
Lake Superior borders the north and Lake Michigan borders the east.
The Gulf of Mexico to the north and west; the Caribbean Sea to the east.
Korea is a peninsula, it borders only one country; Red China.
There is only one state that borders on the North edge of Wisconsin. This is the Upper Peninsula of the state of Michigan.
Orkney Islands
The Pontic Mountains in the the north and the Armenian Highlands in the south.
The Pontic Mountains in the the north and the Armenian Highlands in the south.
The Pontic Mountains in the the north and the Armenian Highlands in the south.