The checklist includes a well-organized race, scenic views and enthusiastic fans along the course. Top 3 are in U.S. >>
Location, course terrain and participant volume are all considerations, but weather may trump them all. Training and race day >>
Adam Campbell redefined the word "ultramarathoner" with this near-death experience. His impressive time >>
From models to former Olympians, they stack some impressive times for 26.2 miles. Pam Anderson, Gordon Ramsay >>
Harriette Thompson sets a record despite not being able to train as much as she would have liked due to recent radiation treatment for carcinoma on her legs. Started running late in life >>
Kim Allan, a 47-year-old mother of four, ran the equivalent of 12 marathons without stopping to take a nap. Why she did it >>
By weaving a 12-foot scarf while also completing a race in Kansas City, David Babcock entered his name into the record books. He did it for charity >>
Want to make sure your gas tank doesn’t go bone-dry at mile 15? Follow these tips from a certified running coach. Shave minutes off your time >>
Greg Geiger, a 34-year-old salesman, completed 26.2 miles while dressed as the "Star Wars" character. His time >>
Wilson Kipsang set a new mark but wasn't able to break the tape because one man had other intentions. See the ending >>
