Fatto generale: 200 is degrees in a human"s field of vision (approximately).
Fatto matematico: 200 is the smallest number which can not be made prime by changing one of its digits.
Trivia: 200 is the minimum number of varieties of watermelons grown in the U.S.
Data storica: July 18th is the day in 1976 that Nadia Comăneci became the first person in Olympic Games history to score a perfect 10 in gymnastics at the 1976 Summer Olympics.