The TRIREX Multisport Series – Brazil is one of the country’s most exciting and inclusive endurance events, combining triathlon, duathlon, aquathlon, and running into a festival-style competition that celebrates outdoor adventure, fitness, and community. TRIREX takes place in scenic natural locations, often around mountain lakes, forested parks, and rural landscapes, offering participants an unforgettable multisport experience. Each stage of the TRIREX Series features multiple race formats — from short-distance sprints to longer endurance challenges — attracting athletes of all levels, from beginners discovering multisport racing to seasoned triathletes fine-tuning their form.