Lake Michigan
Lake Superior
Lake Huron
Lake Erie
Lake Ontario
Mississippi River
Rocky Mountains
Piedmont
Pacific Ocean
Atlantic Ocean
Appalachian Mountains
Cape Cod
Lake Champlain
St Lawrence River
Columbia River
Rio Grande
Wabash River
Ohio RIver
Arkansas River
James River
Hudson River
Missouri River
Potomac River
Great Salt Lake
Cascade Mountains
Massachusetts Bay
Great Plains
Sierra Nevada Mountains
Chesapeake Bay
Gulf of Mexico
Cumberland Gap
Great Smoky Mountains
