The top 30 Ninjas from the Philadelphia qualifying round face an even tougher obstacle course, including the “Captain’s Wheel.” Competitors include Najee Richardson, Michelle Warnky, Allyssa Beird, Jamie Rahn and Chris Wilczewski.

Drew Drechsel, Jessie Graff, Ryan Stratis, Jessica Clayton, Gabe Stewart and more take on the Razor's Edge, Ring Turn and other daunting obstacles as they run to qualify in Miami.

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The top 30 competitors from this city’s Qualifying round face an extended, 10-obstacle course, including a brand-new obstacle called “The Hinge.” Ninja veterans taking to the course include Meagan Martin, Joe Moravsky, Jake Murray, and Lance Pekus.

A qualifying round in Philadelphia.

From Las Vegas.

The season's top competitors must tackle eight obstacles to advance to stage two.

Drew Drechsel, Jesse Labreck, Mathis "The Kid" Owhadi, Najee Richardson and Barclay Stockett represent Team USA against top athletes from Europe and Australia in a battle for worldwide ninja domination.

Dinosaurs from “Jurassic World: Fallen Kingdom” invade the course during the Los Angeles qualifier along with a special appearance by the film’s stars, Chris Pratt and Bryce Dallas Howard. The competition features six obstacles, including the new “Jumper Cables” and “Doorknob Drop.”

Competitors vying for a chance to advance to the national finals face up to 10 obstacles, including Spider Trap and new challenge Fallout.

Competitors face up to 10 obstacles, including the brand new Crazy Clocks, vying for a chance to advance to the national finals.

The top 30 competitors from this city’s Qualifying round face an extended, 10-obstacle course including the brand-new “Cane Lane” and the grueling 10th obstacle “Spider Trap.” Ninjas include: Brian Arnold, Jimmy Choi, Jesse “Flex” Labreck, and season 7 champion Isaac Caldiero.

Competitors in the Minneapolis qualifiers face obstacles, including Double Twister and Diamond Dash.

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The new season kicks off with some big changes, including a lower age limit and an 18-foot Mega Warped Wall, as veterans Daniel Gil, Barclay Stockett, Brent Steffensen, Jon Stewart and more join newcomers to take on the qualifying course in Dallas.

Competitors who conquered stage 1 move on to stage 2, in the hope of advancing to stages 3 and 4. Finalists vie to win a cash prize of $1 million and the title of “American Ninja Warrior.” New this year, the ninja who goes the farthest walks away with the “last ninja standing” prize of $100,000.

Iconic obstacles get super-sized as top competitors and fan-favorites from Season 10 face off in a high-octane skills competition featuring Wicked Wingnuts, Striding Steps and a record-setting attempt on the four-story Super Salmon Ladder.