Origins

The premise is simple. Set out on a course and run the required distance on different terrains. So how did cross country, a sport that is so simplistic, gain such traction to become an international sport?

It's hard to believe that Triathlons are only around 40 years old in the United States. Read more to find out the history of triathlons and one of the craziest Ironman attempts to date.

Bicycle motocross, commonly referred to as BMX, has risen from the first organized races at West LA’s Palm Park to the Olympic stage.

From bare-knuckled brawlers to transcendent fighters like Muhammad Ali and Joe Louis, boxing has enjoyed a long and storied history that stretches as far back as eighth century BC.

From the first game ever played in 1875, to the advent of the legendary Stanley Cup, we take a look back at over 130 years of hockey history.

In this week's origins, ATLX takes a look at America's favorite pastime. A seemingly simple game, baseball has experienced anything other than a simple past. The sport has matured past humble beginnings, a multitude of rule changes, world wars, integration and competition from football and basketball as the king of sport in the U.S.

Tennis players are now some of the highest paid athletes in the world. However, the origins of tennis have a much more modest beginning. Check out this week's origins to find out how this sport has evolved over time.

Did you know in the early 1900s, Football was almost banned in the United States because of the injuries and deaths related to the sport? Check out the full story on history of Football.