A search engine and directory for runners, with resources including training, race calendars, shoes and gear, nutrition, and motivation.
http://www.runnersworld.com/
Information on the half marathon and relay on April Fool's Day that has been a tradition for 29 years.
http://www.foolsrun.com/
A running information site with sports, medicine, events, training, athlete resources, links, forum, and contacts.
http://www.time-to-run.com/
A tough, rocky 30K trail race held every summer since 1977, in the Catskill Mountains of New York. Entrants must meet qualifying standards.
http://escarpmenttrail.com/
Training programs, topical forums, nutritional information, and running tips.
http://kicksports.com/
Resource offering a marathon pace band for sale, and marathon running tips and strategies.
http://www.marathonpaceband.com/
Injury prevention, motivation, nutrition, races, resources, shopping, training, and contacts.
http://www.runnergirl.com/index.shtml
Provides colorful custom id tags for runners' safety. Pictures and other information are uploaded to create low cost plastic id tag.
http://www.runnersid.com/
Road racing in the UK, features a diary, club archive and links.
http://www.ukroadraces.net/
Information and advice for runners of all types from John (the Penguin) Bingham - originator of the 'Penguin Chronicles'.
http://www.waddle-on.com/