When you come across this illusion, you can "break" it by getting a piece of string and holding one end over the moon and one over the sun, and you'll more easi

When you come across this illusion, you can "break" it by getting a piece of string and holding one end over the moon and one over the sun, and you'll more easily see how the moon does after all point at the sun. Lying on the ground can also help.