Qualifying rounds begin in Las Vegas on the world's most challenging obstacle course. The competition returns bigger than ever by bringing back trailblazers, record-setters, and fan-favorite competitors from the last 16 seasons.

Qualifying rounds continue in Las Vegas on the world's most challenging obstacle course; the top 20 athletes of the night will advance to the semifinals.

Qualifying rounds continue in Las Vegas on the world's most challenging obstacle course; the top 20 athletes of the night advance to the semifinals.

Qualifying rounds continue in Las Vegas on the world's most challenging obstacle course; the top 20 athletes of the night advance to the semifinals.

Qualifying rounds conclude in Las Vegas on the world's most challenging obstacle course; the top 20 athletes of the night advance to the semifinals.

The semifinals begin in Las Vegas, where the ninjas take on a longer course featuring 10 iconic obstacles from the past; the fastest will advance to the national finals and compete in head-to-head races.

The semifinals continue in Las Vegas, where the ninjas take on a longer course featuring 10 iconic obstacles from the past; the fastest will advance to the national finals and compete in head-to-head races.

The semifinals conclude in Las Vegas where the ninjas take on a longer course featuring 10 iconic obstacles from the past; the fastest advance to the national finals and compete in head-to-head races.

The finals begin in Las Vegas as the remaining ninjas go head-to-head in side-by-side races with the fastest advancing in the competition; athletes face six iconic obstacles including Shrinking Steps, Swinging Frames and the legendary Salmon Ladder.

The finals continue in Las Vegas as the remaining ninjas go head-to-head in side-by-side races with the fastest advancing in the competition; athletes face six iconic obstacles including Pole Grasper, Floating Monkey Bars and Piston Plunge.

The finals continue in Las Vegas as the remaining ninjas go head-to-head in high-stakes, side-by-side races with the fastest advancing in the competition; 32 athletes compete in a new bracket-style tournament to determine the next champion.

The finals conclude in Las Vegas where the nation's top ninjas go head-to-head in high-stakes, side-by-side races; a new bracket-style tournament crowns the next American Ninja Warrior champion, earning them the grand prize of $250,000.

Sixteen elite female ninjas compete on the world's toughest obstacle course with head-to-head races deciding this year's women's champion.