Welcome to IRONMAN Tulsa, the ultimate test of endurance and grit in the heartland of America! This race takes place in Tulsa, Oklahoma, a vibrant and growing city that boasts beautiful parks, top-rated museums, and a thriving arts scene. But on race day, all eyes are on the swim, bike, and run segments that will challenge athletes from around the world. The swim takes place in Keystone Lake, a stunning body of water located just outside of Tulsa. With crystal-clear water and a mild current, ...