From iconic cities to natural wonders, this quiz will test just how much US geography you actually know. Warning: Only a person with an IQ of 150+ might score full marks! But don’t worry, even if you ...

This quiz features 10 carefully selected questions designed to challenge your understanding of key landmarks, states, rivers, and geographical features across the United States of America geography.

32. Which normal-sized European nation (as opposed to micro-states such as Monaco and Liechtenstein) does not belong to the European Union or NATO, and didn't even join the United Nations until 2002?