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In 2018, the USA welcomed over 80 million 1 tourists.
New York is the top destination.
The Pentagon is the world’s largest office building
It is about 6.5 million square feet of floor space.
The United States is the only country 3 that has all 5 climate zones:
temperate, continental, tropical, dry, and polar.
The USA is called an economic powerhouse 4 because of
its technological innovation, high consumer spending and low unemployment.
The Mississippi and Missouri river systems are
the 4th largest in the world.
The United States of America consists of 50 states.
Over 330 million people live in America.