American Ninja Warrior

The top five American competitors go up against the most accomplished Japanese contenders on all four stages of the finals course in Las Vegas.

Counting down the most exciting moments in the series.

Five of the top competitors from "American Ninja Warrior" go head-to-head against competitors from Japan and Europe in a high-stakes competition on the show's famed four-stage finals course. (180 minutes) Representing Team USA are competitors Brian Arnold, Elet Hall, Paul Kasemir, Joe Moravsky and Travis Rosen. All of these worthy athletes are veterans of "American Ninja Warrior" and have made it to the show's Las Vegas finals in past seasons. Team Japan will include a formidable collection of both seasoned and up-and-coming athletes: Kazuma Asa, Hitoshi Kanno, Ryo Matachi, Shingo Yamamoto and Yusuke Morimoto. Yamamoto has competed in every season of Japan's "Sasuke." Team Europe will be represented by Stefano Ghisolfi, Vadym Kuvakin, Sean McColl, Tim Shieff and Miska Sutela. Ghisolfi and McColl are both champion rock climbers, and McColl won the rock climbing World Cup in 2012. Kuvakin is a former Olympian for the Ukraine in gymnastics and is a current member of the Cirque du Soleil cast for "Le Reve" in Las Vegas. Shieff, a successful competitor on several seasons of "American Ninja Warrior," is a world champion free runner.

The search is on for 10 Americans who will travel to Japan and show that they have the strength, stamina and the guts to make the ultimate ascent to total victory.

The search is on for 10 Americans who will travel to Japan and show that they have the strength, stamina and the guts to make the ultimate ascent to total victory.

The search is on for 10 Americans who will travel to Japan and show that they have the strength, stamina and the guts to make the ultimate ascent to total victory.

Contestants face the qualifying round in Venice Beach, Cal., in the 2nd-season premiere.

Contestants face the qualifying round in Venice Beach, Cal.

The qualifying round in Venice Beach, Cal., ends.

Competitors face the qualifying round in Venice Beach, Cal., in the Season 3 premiere.

Competitors face the qualifying round in Venice Beach, Cal.

The qualifying round concludes in Venice Beach, Cal.

People from the Southwest compete for a chance at the world's most difficult obstacle course.

People from the Southwest compete for a chance at the world's most difficult obstacle course.

The top 30 finishers from the Southwest qualifying round take on an even more challenging obstacle course to advance to the national finals.

Part 1 of 2. The fifth season opens with a qualifying round in Venice Beach, Cal., and features obstacles such as the Frame Slider, Domino Hill, Chain Swing and Flying Nun Chucks.

The conclusion of the two-part Season 5 opener features a qualifying round in Venice Beach, Cal., with obstacles such as the Frame Slider, Domino Hill, Chain Swing and Flying Nun Chucks.

Part 1 of 2. A qualifying round in Baltimore features obstacles such as the Downhill Jump, Prism Tilt, Swing Jump and Circle Cross.

Season 6 opens with a qualifying round in Venice Beach, Cal., and features obstacles such as the Slack Ladder, the Jumping Bars Into Cargo, and the Cannonball Alley. Contestants include Olympians Susan Francia and Kate Hansen.

Competition in Dallas includes Tilting Table, Ring Toss and Swinging Frames.

New obstacles in St. Louis include Rope Junction Into Cargo, Double Tilted Ladder and Crazy Cliffhanger. Competitors include X-Games athlete Kevin Robinson, motorcycle racer Domonic Anderson and Nick Groff ("Ghost Adventures").

Qualifying comes to Kansas City, Missouri where competitors face new obstacles, including the Big Dipper, Floating tiles, and Stretch Hold. Veteran contestants include Meagan Martin (the first woman to complete the Jumping Spider last season), Brian Arnold and the "Wolfpack" rock climbing team.

Qualifying comes to Houston, Texas where competitors tackle 6 obstacles, including the brand new Tilting Slider, Cargo Crossing, and The Swinging Spikes. Returning veterans include Brent Steffensen and Sam Sann, along with season 6 breakout star and fan-favorite Kacy Catanzaro.

In the Season 8 premiere features four new obstacles, including the Floating Steps, Tic Toc, Escalator and Ring Jump

On the Atlanta course competitors tackle six obstacles, including the brand new Floating Steps, Block Run, and Pipe Fitter. Veteran Ninjas Drew Drechsel and Neil “Crazy” Craver return, along with seven-time competitor Travis Rosen.

On the Indianapolis course competitors tackle six obstacles including the brand new Floating Steps, Fly Wheels, and Disk Runner. Veteran Ninjas Meagan Martin and Brian Arnold return to represent “The Wolfpack,” while Indianapolis 500 Champion Hélio Castroneves and NASCAR’s Ricky Stenhouse Jr. take on the course for the first time.

In the first Qualifying Round from Los Angeles, California, competitors must tackle 6 obstacles, including Cannonball Drop and Battering Ram, which are new this season. Ninja veterans Kevin Bull, Flip Rodriguez, and Grant McCartney return for another shot at completing the course.

In the second Qualifying Round from San Antonio, Texas, competitors face 2 new obstacles: the Spinning Bridge and Sky Hooks. Ninja veterans Kacy Catanzaro, Daniel Gil, and Brent Steffensen return. Newcomers include Indy car driver Conor Daly and Olympic Gold Medalist Jonathan Horton.

In the Qualifying Round from Daytona Beach, Florida, competitors tackle 6 obstacles including the brand new Rolling Pin and Wingnuts. Veteran Ninja fan-favorites Jessie Graff, Drew Drechsel, and JJ Woods return. NASCAR driver Ben Kennedy also takes on the course for the first time in front of the vibrant, energetic crowd.

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.

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.”

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.

Ninjas take on six challenging obstacles, including two new ones: Walk the Plank and Spring Forward; in a new twist to the qualifying rounds, the two fastest finishers take on the Power Tower for a chance to advance straight to the National Finals.

Last season's "last ninja standing," Drew Drechsel, and former New England Patriot Tyrone Poole are among the notable competitors who will face Atlanta's challenging obstacles, including Off the Hook and Ferris Wheel, which are both new this year.

Ninjas face up to 6 challenging obstacles, including the new Weight For It, Ring Chaser, and Rib Run, in addition to fan favorites Shrinking Steps, Slingshot, and the iconic Warped Wall.

In the second round of Qualifying, ninjas including Jesse "Flex" Labreck, Abel Gonzalez, Jamie "Captain NBC" Rahn and Daniel Gil face up to six challenging obstacles, including Ring Chaser and Rib Run, which are new to the course this year.

In the third round of Qualifying, ninjas including Jessie Graff, Najee Richardson, Michelle Warnky and Adam Rayl face up to six challenging obstacles, including the high-flying Beehive, which is new to the course this year.

Season 13 begins with a new generation of ninjas taking on the course in Tacoma, Wash., at the famed Tacoma Dome. For the first time, competitors as young as 15 compete in round one of Qualifiers where the ninjas face up to six challenging obstacles.

The qualifiers continue with the ninjas facing up to 6 challenging obstacles, including the Shrinking Steps, Weight for It, Split Decision, Tipping Point, V Formation, and the iconic Warped Wall.

The qualifiers continue with ninjas facing up to 6 challenging obstacles, including the new Air Surfer and Pretzel Twist in addition to the iconic Warped Wall.

Qualifying rounds begin in San Antonio as the ninjas face four new obstacles plus the Warped Wall.

The qualifying rounds continue in San Antonio, where competitors as young as 15 take on seasoned veterans on the world's most challenging obstacle course; the new Piston Plunge obstacle makes its debut on the course that ends with the Warped Wall.

The qualifying rounds continue in San Antonio, where competitors as young as 15 take on seasoned veterans on the world's most challenging obstacle course; the new Kickboards obstacle makes its debut on the course that ends with the Warped Wall.

The qualifying rounds begin in L.A. with ninjas from across the country taking on the world’s most challenging obstacle course. Competitors as young as 15 return to take on veterans and will have a chance to face an even taller Mega Warped Wall.

Qualifying rounds continue in Los Angeles on the world's most challenging obstacle course; new obstacle Kite Surfer makes its debut, and the final spot in the semifinals for each round will be determined by all-new head-to-head runoff races.

Qualifying rounds continue in Los Angeles on the world's most challenging obstacle course; new obstacle The Cubes makes its debut, and the final spot in the semifinals for each round will be determined by all-new head-to-head runoff races.

The qualifying rounds begin in L.A. with ninjas from across the country taking on the world's most challenging obstacle course. The competition returns bigger than ever with two unique qualifying courses and a chance at the Mega Warped Wall.

The qualifying rounds continue in L.A. with ninjas from across the country taking on the world's most challenging obstacle course. The competition is bigger than ever with two new qualifying courses and a chance at the Mega Warped Wall.

The qualifying rounds continue in L.A. with ninjas from across the country taking on the world's most challenging obstacle course. The competition is bigger than ever with two different qualifying courses and a chance at the Mega Warped Wall.

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.

Qualifiers continue in Las Vegas with a special "How to Train Your Dragon" episode; dragons Toothless and Stormfly join the ninjas, and the film's star, Mason Thames, joins Matt and Akbar in the booth.

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.

Ninjas from the western region kick off the qualifiers in Las Vegas for a spot in the all-new regional finals; hosts Matt Iseman and Akbar Gbajabiamila, along with co-host Zuri Hall, select their Fastest Pick of the Night.

The western region qualifying rounds continue in Las Vegas as ninjas compete for a spot in the all-new regional finals; hosts Matt Iseman and Akbar Gbajabiamila, along with co-host Zuri Hall, select their fastest pick of the night.

The new Regional Finals begin as ninjas from the Western Region compete for a spot in the National Finals. The "Tripleheader,' a supersized three-lane racecourse, debuts, where ninjas go head-to-head-to-head in high speed, side by side races.