Iconic obstacles get supersized as the best competitors face off in the high-octane Skills Competition, featuring the Big Dipper, Fearsome Ferris Wheel and Striding Steps.

Three six-member teams, including Team USA, Team Europe and Team Australia, compete across all four epic stages of the national finals course, tackling 23 obstacles in all.

This season's best ninjas face Stage 3, which features seven obstacles; the elite few who conquer Stage 3 move on to Stage 4 - where, for the first time in four years, a winner will be crowned.

The competition heats up in Las Vegas as 28 competitors move forward in an attempt to conquer Stage 2 at the National Finals, where six dynamic obstacles await.

On the second night of the four-week National Finals, top competitors, including Jessie Graff, Grant McCartney, Drew Drechsel and Mathis "The Kid" Owhadi, tackle Stage 1.

The season's top competitors attempt to conquer all four stages of the Finals course, beginning with Stage 1, which features eight obstacles, including the new Roulette Row and Diving Boards.