Ready to earn your Centurion status this summer? Join this free virtual challenge running from July 1 through August 31, 2026, where you can log your miles at your own pace and choose between 50, 100, or 200-mile goals—plus progress through multiple tiers if you keep going! Whether you're training for a big race or simply want to track your activity, this challenge is designed to help you build consistency and stay motivated throughout the two-month window.