3 pts
2 pts
1 pts
Arkansas River, Colorado River, Columbia River, Mississippi River, Missouri River, Ohio River, Platte River, Red River, Rio Grande River, & Yukon River
Alaska Range, Appalacian Mountains, Brooks Range, Cascade Mountains, Olympic Mountains, Ozark Mountains, Rocky Mountains, & Sierra Nevada Mountains
Great Salt Lake, Lake Erie, Lake Huron, Lake Michigan, Lake Ontario, & Lake Superior
Death Valley, Everglades, Mauna Loa, Mojave Desert, Mt. St. Helens, & Yellow Stone National Park