Adventure racing is using a compass or maps to find your way across terrain to the finish line. While individual races can vary and some even include rock climbing, it is usually a combination of canoe, mountain bike and running. This is often in teams and can last multiple days.

Biathlon is most often a winter sport that combines cross-country skiing and rifle shooting. Occasionally it might also be a summer sport that combines running and rifle shooting.

A Duathlon has a running distance, a cycling distance and then the running distance again.

A triathlon is a multi-sport event involving swimming, cycling, and running over various distances

Ultra running events are over 26.2 miles, and usually trail runs