During the Winter Olympics, seeing an aerial skier perform is unforgettable.
It's like gymnastics in the air. And, like gymnasts, aerial skiers get points for doing a harder routine and for sticking the landing. But there's a crucial difference between the two sports.
In the final few rounds of aerials, you can't use the same trick twice. Sometimes, after seeing what the athletes before you have done, you have to change which moves you'll use in the very last seconds.