The swimming portion in an Olympic triathlon lasts for 1.5 kilometers (approximately 0.93 miles). The triathlon is a multi-discipline series comprising swimming, cycling, and running, with athletes racing through each segment consecutively. This distance tests a swimmer's speed and endurance, requiring efficient technique and breath control. Olympic triathlons are a showcase of athletic versatility, as competitors transition quickly between disciplines, demonstrating their overall fitness and skill across sports.