Each January, 70 and 140-mile races in Washington State's Cascade Mountains.
Arctic Circle Race, Greenland
Run in late March - not a sled race, but mushers will be serving as logistical support for "The Hardest Ski Race in the World."
Finnish Open Sled Dog Championships
Each March, sprint and mid-distance races are held near Nurmes, in eastern Finland.
Run in March, this 1,000-km race in Norway is Europe's longest. The 4 photos here are spectacular!
Gold Rush Trail Sled Dog Race
Each January, a 200-mile race (a Yukon Quest qualifier) is run from Quesnel to Wells, British Columbia.
Grand Portage Passage Sled Dog Race
In January, this 300-mile race begins at Old Fort William, Thunder Bay, Ontario.
Each March, the great adventure begins again in Anchorage!
John Beargrease Sled Dog Marathon
In February, this 400-mile race starts in Duluth. Their excellent Web site provides lots of detail.
Junior Yukon Quest
A 120-mile course is run from Fairbanks each February, for mushers 14-17 years old.
Every January, this race is runs from Bethel, Alaska to Aniak, Alaska and back, following the trail along the Kuskokwim River that was used for mail delivery in the early days.
Each February, in southern Ontario, a series of races from 1/2 mile to 150 miles is held.
Oregon Dune Mushers Mail Run
In March, this non-competitive endurance run takes place between North Bend and Florence.
Percy DeWolfe Memorial Mail Race
In March, contestants in "The Percy" leave Dawson City, Yukon, on a trail that goes to Eagle, Alaska and back.
Race to the Sky
Every February, this 350-mile race is run along the Continental Divide in Montana.
Rocky Mountain Stage Stop Sled Dog Race
In late January, a series of races totaling 370 miles is run, starting from
Jackson Hole, Wyoming.
Every January, this race is run from the Tustumena Lodge into the mountains of Alaska's Kenai Peninsula.
In February, "the greatest sled dog race in the Lower 48" starts at Marquette, Michigan.
Each February, the 1,000-mile "Toughest Sled Dog Race on Earth" is run between Fairbanks and Whitehorse.