London Marathon, with over 40.000 participants
For some it is the New York City Marathon.
The five marathon "majors" are Boston, Berlin, Chicago, London and New York. Other, but by no means an exaustive list, marathons that have large participation include the Marine Corp Marathon, LA Marathon and the Paris Marathon.
World Marathon Majors was created in 2006.
Avatar is the most popular film in the world
The most 'popular' number in the world has not been recorded.
no,the most popular game in the world is soccer.
The most popular sport in the world is soccer.
Muhammad is the most popular name in the world.
The Great North Run is one of the world's most popular half-marathons. (If not *the* most popular half-marathon.) Roughly 55,000 runners participate each year to challenge themselves or to raise money for their favorite charities in this event, which takes place in the northern United Kingdom.
Volleyball is the second most popular sport in the world.
The most popular soccer league in the world is the E.P.L.