By Raymond Britt -- We've competed in many of the best marathons in the world since 1994. We know great races, and these are our Top 50:
Also see our Top 25 Toughest Marathons, Marathon Training and Racing section, and our complete coverage of Chicago, Boston and New York City marathons.
Also see our Top 25 Toughest Marathons, Marathon Training and Racing section, and our complete coverage of Chicago, Boston and New York City marathons.
