Question 18
Canyons are massive cuts in the Earth's surface, often carved by rivers over millions of years. They offer breathtaking views and insights into geological history.
Which canyon, located in the USA, is considered the second-largest in the country?
Did You Also Know...
By Quiz Coins
The Hoover Dam, built during the Great Depression, contains enough concrete to pave a two-lane highway from San Francisco to New York City.