What ancient civilization built the Machu Picchu complex in Peru?
What is the largest muscle in the human body?
What is the only country that displays the Bible on its national flag?
Who was the first person to suggest Daylight Savings Times?
What is the most abundant element in the universe?
The Eiffel Tower was originally intended for what city?
Water has a pH level of around?
How many feet are in a mile?
An average human takes how many breaths in a day?
What is the minimum age to run for President of the United States?
