American Ninja Warrior is a popular sports entertainment competition that features highly skilled athletes tackling a series of increasingly difficult obstacle courses. Contestants test their strength, agility, and endurance as they navigate challenges like warped walls, balance beams, and complex climbing structures. The show originated as an adaptation of the Japanese competition series "Sasuke" and has gained a large following for its exciting and suspenseful format, showcasing incredible feats of athleticism and determination as competitors strive to reach the final stage at Mount Midoriyama.