The world's most expensive pizza costs $12,000 and takes 72 hours to make.
Why it is true
Created in Italy, the 'Louis XIII' pizza includes rare ingredients like three types of caviar, lobster, and edible gold, and is prepared by chefs at your home.
Source: Food Industry
Would you rather be asked first?
This is the reading side of the site, so the answer is in the sentence above — that is the whole point of it. Test yourself works the other way round: the question comes on its own, and the fact and the explanation only appear once you have answered.