To Americans, it is soccer. Elsewhere, it is called football, calcio or nogomet. Whatever your preference, with estimates of more than 250 million participants across 200-plus countries, it is a game of unmatched global reach and popularity. It's been noted that one doesn't need special size or skills to play, but of course the game's all-time greats displayed dazzling combinations of speed, smarts and athletic ability throughout their careers. Look through our roster of soccer legends, including Lionel Messi, Cristiano Ronaldo and Diego Maradona, and you'll understand why this sport of many names is also known as "the beautiful game."