official name: THE UNITED STATES OF AMERICA (derived from Italian navigator Amerigo Vespuci)
over the map: western hemisphere of the Earth; North America
The USA is bounded by Canada on the North, on the East by the Atlantic Ocean, on the South by Gulf of Mexico and on the West by Pacific ocean. The nothern boundary is formed by the Great Lakes and the St.Lawrence River; the southern boundary by Rio Grande.
the highest mountain: Mount McKinley – 6199 m above sea level (in Alaska), Rocky Mountains,
valley: Death Valley – 86 m below sea level (in California)
rivers: Ohio, Tennessee, Illinois, Mississippi, Colorado, Rio Grande, Yukon (Alaska), Missouri, …
lakes: 5 great lakes: Erie, Huron, Michigan, Ontario, Superior
famous national parks: Niagara falls (the falls are 50 meters high)
Yellowstone park – the oldest national park in the world, the biggest in The USA, the river Yellowstone floats through it.
Sepoya national park, Munument valley