Subaru Urban Assault Race: Urban Adventure Bike Race
- Urban Assault Races. The Amazingly Fun Bike Race Information, registration, dates.
- http://www.urbanassaultrace.com

Alaska Ultra Sport
- The Iditarod Trail Invitational is the world's longest, least supported winter ultramarathon for cyclists, skiers and runners (350 & 1100 miles). The Race is held on the historic Iditarod Trail in Alaska.
- http://www.alaskaultrasport.com

Arrowhead 135 Mile Winter Ultra Marathon
- Bike, run or ski 135 miles in extreme winter from "Frostbite Falls" on the Canadian border across the Arrowhead Region of Minnesota, USA.
- http://www.arrowheadultra.com/

3CV World Sports Federation
- Covers development of this new extreme sport.
- http://www.3cv-sports.org

The Coastal Challenge
- A new series of coastal races that will allow competitors to race within and explore remote coastal regions around the world. The inaugaral race is in Costa Rica in January 2005. Seven days, 250 kilometers. Take on the adventure in this new expedition run
- http://www.thecoastalchallenge.com

Brandywine Orienteering Challenge
- 2-day Orienteering Challenge will take place on June 7 & 8, 2003 at Brandywine Falls, near Whister, British Columbia.
- http://www.uoadventures.com/brandywine.html

Canadian Mountain Bike Orienteering championship
- The two day event will take in the Autumn of 2003 in the Vancouver, British Columbia area.
- http://www.uoadventures.com/canMTBOchamp.htm

RacingThePlanet
- Represent and organizes outdoor running/treking races including the Gobi March (China), the Marathon des Sables (Morocco), the Desert Cup (Jordan) and the Atacama Crossing (Chile).
- http://racingtheplanet.com

Augrabies Extreme
- The Augrabies Extreme is a 250km self-sufficiency multi stage footrace held in the Northern Cape area of South Africa.
- http://www.eventrate.com/rdt/augrabies/index.htm

Guadarun
- The Guadarun is a 150km, six stage race held on the islands of Guadeloupe in the French-speaking Eastern Caribbean.
- http://www.eventrate.com/rdt/guadarun/index.htm

Trans 333
- The Trans 333 is a 333 kilometre, non-stop foot-race, held (in theory) in a different desert each year.
- http://www.eventrate.com/rdt/trans333/

Yukon Arctic Ultra
- The Yukon Arctic Ultra is the ultimate human powered adventure race (100 or 300 miles) and will take place in the Yukon Territory of Canada.
- http://www.eventrate.com/rdt/yukonarcticultra/index.htm

Canadian Death Race: Extreme Adventure Racing
- Offers information on trail running, mountain bike racing and snow shoeing. The extreme racing events take place in the Rocky Mountains.
- http://www.canadiandeathrace.com