Which chemical element has the symbol W?
Which country is home to the Eiffel Tower?
What is the capital city of Morocco?
Which planet in the Solar System is the largest?
What is the capital city of Canada?
Which South Korean artist performs 'Gangnam Style', the first YouTube video to reach one billion views?
In what year did Twitter launch to the public?
In what year was Google founded?
In what year did Emmanuelle Charpentier and Jennifer Doudna win the Nobel Prize in Chemistry for CRISPR?
In what year did the Great Fire of London occur?
In what year did the United States declare independence?
In what year was the Battle of Hastings fought?
In what year did the Space Shuttle Challenger disaster occur?
In what year did the Meiji Restoration begin in Japan?
In what year was the first iPod released?
In what year did NASA's Curiosity rover land on Mars?
In what year was the Coachella festival first held?
In what year were the first Grammy Awards held?
In what year was the Woodstock music festival held?