The Extremo Sul Ultramarathon is an extraordinary journey across the world's longest beach, spanning 226km, run continuously with a 54-hour time limit for ranking. Participants will experience a dynamic environment where weather conditions can shift dramatically, from brilliant sunshine to fierce storms complete with heavy rains and strong winds. This unique race traverses a captivating landscape rich in cultural traditions, leaving a lasting imprint on Brazil's current borders. With its remarkable contrasts and unpredictable elements, it offers both an exciting challenge and an unforgettable adventure.