An obstacle race is a competitive event that combines running with various physical challenges. Participants navigate through a course that includes barriers such as walls, mud pits, and climbing structures. These races can vary in distance and difficulty, appealing to both casual runners and serious athletes. Obstacle races often take place in outdoor settings, utilizing natural terrain to enhance the challenge. Popular events include the Spartan Race and Tough Mudder, which attract thousands of competitors. Participants typically work individually or in teams, fostering camaraderie and teamwork while testing their endurance and strength.