Pequenos Guerreiros Ninja

In the season premiere, dozens of contestants from across the west coast will compete on a redesigned course, featuring new obstacles like the Spinning Wheel, Slack Ladder and Jumping Bars!

Dozens of contestants converge in the Big D to compete on a redesigned course, featuring new obstacles the Tilting Table and Ring Toss!

Competitors head to the Midwest to try and qualify for a shot at the American Ninja Warrior title. Can the athletes handle two new obstacles including a rope swing and double tilt ladder?

Dozens of contestants converge on the banks of Biscayne Bay to compete on a redesigned course, featuring new obstacles: the Downhill Pipe Drop and Dancing Stones!

Dozens of contestants brave the cold and thin air to compete on a redesigned course, featuring new obstacles: the Cat Grab and Spikes Into Cargo!

Thirty finalists return to Venice Beach with a chance to land one of 15 spots in Las Vegas. In addition to the qualifying round's 6 obstacles, athletes must tackle 4 additional challenges--including the all-new Cannonball Alley!

Thirty finalists return to Dallas with a chance to land one of 15 spots in Las Vegas. In addition to the qualifying round's 6 obstacles, athletes must tackle 4 additional challenges--including the all-new Swinging Frames!

Thirty finalists return to St. Louis with a chance to land one of 15 spots in Las Vegas. In addition to the qualifying round's 6 obstacles, athletes must tackle 4 additional challenges--including the all-new Crazy Cliffhanger!

Thirty finalists return to Miami with a chance to land one of 15 spots in Las Vegas. In addition to the qualifying round's 6 obstacles, athletes must tackle 4 additional challenges--including the all-new Minefield!

Thirty finalists return to Denver for a chance to land one of 15 spots in Las Vegas. While facing 6 obstacles in the qualifying round, athletes must tackle 4 additional challenges--including the all-new Doorknob Arch!

Take a look back at the moments from the Regional Qualifiers and Finals that defined the best season of "American Ninja Warrior" ever. Walk-ons that came out of nowhere, unparalleled acrobatics and more!

Ninety competitors including 15 Wild Card selections race each other and the clock to complete Stage 1. In addition to old nemeses like the Giant Ring and Jumping Spider, contestants will face new obstacles: Piston Road and the Silk Slider.

The second group of competitors race each other and the clock to complete Stage 1. In addition to old nemeses like the Giant Ring and Jumping Spider, contestants will face new obstacles: Piston Road and the Silk Slider.

The final group of 18 competitors advances beyond Stage 1 to face even greater challenges. Will anyone progress all the way to Stage 4 for the first time?

In the season finale, they're playing for national pride. All-Stars from "American Ninja Warrior" face off against teams from Japan and Europe for bragging rights.