This Gym’s Crazy Obstacle Courses Will Train You for American Ninja Warrior

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New Mexico's NinjaCore gym is not your average gym. You won't find any crusty equipment or overpriced classes, but you will see insane climbing walls, sweat-inducing obstacle courses, and people who look like they could be contestants on the next season of American Ninja Warrior. Because some of them probably are. It's only a matter of time before the fitness-crazed denizens of places like New York and L.A. wise up to this workout.