Contestants run, jump, crawl, climb, hang, and swing through crazy obstacles as they compete to become the next American Ninja champion.
Did You Know?
Geoff Britten and Isaac Caldiero became the first ever American Ninja Warriors in the season 7 finale. Caldiero took home the $1,000,000 prize as he finished stage 4 with a faster time than Britten. See more
Spin-off Team Ninja Warrior