The most populated city in the US is New York City, followed by Los Angeles and Chicago.
The US developed the first nuclear weapons, using them on the Japanese cities of Hiroshima and Nagasaki near the end of World War 2.
The US has the world's largest economy.
The US is the 4th largest country in the world by land area and 3rd by population.
Munich is the second most punctual large airport in the world – out of the category of large airports, only Tokyo is more punctual, according to an OAG report.