America's Finest City Half Marathon  www.afchalf.com San Diego, CA race; includes registration information, travel details, FAQs, results and a course map. Also offers a 5k event.

Applefest Half Marathon  www.gatecity.org/AF Located in Hollis. Provides a course map, past results, a registration form, and pictures.

Boston Athletic Association Half Marathon  www.bostonmarathon.org/HalfMarathon Event description, registration details, course map, disabilities information and opportunities to volunteer.

Burn Valley Half Marathon  www.blacksheepbrewery.co.uk/BurnValleyRun Contains pictures, registration details, related links, and directions. Also provides a fun run. Located in Masham, North Yorkshire, England.

Canadian Rocky Mountain Half Marathon  www.cause.ca/marathon Includes event information, registration details and travel information.

Canyonlands Half Marathon  www.moab-utah.com Annual event in Moab, Utah. Includes race details and results from prior races.

Chicago 1/2 Marathon  chicagohalfmarathon.com Features online registration, event information, results, directions and parking information, and expo details.

Dexter-Ann Arbor Run  www.dexterannarborrun.com Located in Michigan with registration details, exposition, past results, pictures and charity details. Includes a 10k, 5k and a kids run.

Fairfield Half Marathon and 5K  www.fairfieldhalf.org Annual June event organized by Fairfield Firefighters. Includes race history, sponsor listings, maps and results.

"First Half" Half Marathon  www.pacificroadrunners.ca/firsthalf Includes registration information, photos and race reports, course map, and FAQs. (Vancouver, Canada)

Great North Run  www.greatrun.org From Newcastle to South Shields, England 1/2 marathon; support and sponsorship site for runners with the Myasthenia Gravis Association.

Harvest Half Marathon  members.shaw.ca/harvesthalf Held every October in Calgary, AB, this half marathon race passes through scenic Fish Creek Park. Includes course map, past results, and contact information.

Humana Heart Mini-Marathon  www.heartmini.org Located in Cincinnati, Ohio with 15K and 5K events. Volunteer opportunities, schedules, FAQs, sponsors and past results.

IKEA-Montour Trail Half Marathon and 5K Run and Walk  www.montourtrail.org Starting at the Robinson Town Center near Pittsburgh on the Montour Trail with registration details and course maps.

Inaugural United States Half Marathon  www.ushalf.com/default.htm Located in San Francisco, California. Provides registration details, a race overview, FAQs, photos, and volunteering opportunities. The executive director is Ryan Dawkins.

Indianapolis Life 500 Festival Mini-Marathon  www.500festival.com Includes a 5K event with race and travel information, on-line registration, results, photos and festival activities.

Keyworth Turkey Trot Half Marathon  freespace.virgin.net/keyworth.turkeytrot Race takes place in Keyworth near Nottigham, UK every December. Includes general information, entry form, and route details.

Kirkcudbright Academy Half Marathon  www.kahm.org.uk Located in Kirkcudbright, South West Scotland. Site contains prize details, past results, contacts, related links, entry forms and merchandise.

Mondsee Half Marathon  www.mondseelauf.at Located in Austria with course details, rules, registration, awards and pictures.

New Bedford Half-Marathon  www.newbedfordhalfmarathon.com High profile race staged in March with international participation. Course information, entry form, results and picture gallery.

New Mexico Half Marathon  www.newmexicomarathon.org Located in Albuquerque. Contains registration details, course map, directions, and awards.

Providence Half Marathon  www.providencehalfmarathon.com A flat, fast, and certified run entirely within the city of Providence, Rhode Island. Includes online registration, fees, prize details, and visitor's information.

Run-Through-Redlands  www.redlands-events.com/RTR1.htm Provides race information including course map, awards, registration instructions, and results and highlights from prior years. [Redlands, California]

Stranraer Half Marathon  www.runstranraer.co.uk Stranraer Half Marathon, Dumfries and Galloway, Sports event - Half Marathon plus Junior runs in Stranraer.

Tesco Ireland Evening Herald Women's Mini Marathon  www.womensminimarathon.ie Located in Dublin. Provides race reports, results, pictures, registration details, history of the event, and facts and figures.

United States Half Marathon  www.ushalf.com Held in San Francisco; provides event details, registration information, photos, and contact information.

Windsor Half Marathon  www.runwindsor.com Contains entry information, training programme and latest news of this Berkshire race.