Alysa Liu | 16 | Figure skating At only 16 years of age, Alysa Liu will be representing Team USA on the ice at this year’s Winter Olympics. She was the first American woman to land the quad Lutz....

Spanning 4,349 miles, and reaching a peak height of 22,838 the Andes mountains in Chile are ancient beasts. Speeding down one of the mountains on the chain, weaving in and out of trails comes a snowboarder....