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Marathons

Marathons are grueling tests of human endurance and they draw large crowds of both runners and onlookers. Marathons have been around for ages and are expremely popular events for running enthusiasts. Check out this section to learn all about marathons.


Kathrine Switzer's Trailblazing Boston Marathon Run Was 50 Years Ago

The 20-year-old athlete became the first woman to enter the marathon, and officials tried to physically stop her. They couldn't. See more »

Could Humans Break the Two-hour Marathon Barrier?

In the 20th century, Roger Bannister ran the first ever sub-four-minute mile. Will the 21st century see humans running a marathon in under two hours? See more »

Top 5 Walker-friendly Marathons

As far as places to go for a walk, Hawaii is a tough one to top. The Honolulu Marathon has no time limit, offers awards in the racewalk category and even features a festive pre-race luau to boot. What are five of the world's best walk-friendly races? See more »

5 Biggest Marathons

Running 26.2 miles (42.2 kilometers) isn't an option for most people -- many people don't even like driving that far. But for you long-distance runners looking for the ultimate challenge, check out our list of the world's biggest marathons. See more »

How AIMS World Running Works

Although the first marathon was run 2,500 years ago -- and its lone participant died in the process -- long-distance running has never been more popular. AIMS coordinates thousands of races around the world at a variety of distances, from fun runs to marathons. See more »

How Marathon Race Timing Works

When a race has thousands of participants, how on Earth can anyone keep track of the time of each individual runner? Simple -- with a little device called a timing chip. See more »

How the Berlin Marathon Works

If you're a veteran marathoner looking to set a personal best -- or a newbie seeking a flat, fast course -- the Berlin Marathon could be the race for you. It's the third-largest marathon in the world -- and the fastest. See more »

How the Boston Marathon Works

The granddaddy of marathon running events, the Boston Marathon has drawn Olympic hopefuls and runners from around the world since its beginning in 1897. The course is ineligible for international record setting, so why do countless athletes compete for a chance to run Boston's punishing hills? See more »

How the Chicago Marathon Works

From its inception in 1977, the Chicago Marathon has held sway as one of the world's largest marathons. Why is the Windy City such a popular race destination, and how can speedsters register to compete for the substantial cash prize? See more »

How the LA Marathon Works

After a series of false starts, the 25-year-old LA Marathon hit its stride this year with a new route called "Stadium to the Sea." Join us as we trace the race's history and find out what makes it unique. See more »