The official distance for a marathon is 42.195 kilometers (or 26.2 miles). This distance has been standardized since the 1908 London Olympics. The marathon is not only a test of physical endurance but also mental strength, challenging runners to complete this long-distance event. Many marathons take place globally, attracting both elite athletes and amateur runners seeking to achieve personal goals. Marathons have become significant endurance competitions, fostering community support and engagement among participants.