Colin O'Brady Makes History With <br />Solo Mission Across Antarctica The American is the first person in history to cross the frozen continent without any assistance. According to his Instagram, the endurance athlete completed the 930-mile trek in 54 days. Colin O'Brady, via Instagram To complete the goal, O'Brady traversed over many mountainous areas and hundreds <br />of miles of snow and ice. The 33-year-old, who hails from Portland, Oregon, calls his journey, "The Impossible First."
