The nearly 1,000 - mile Iditarod started March 6 in Willow , Alaska .
The nearly 1,000 - mile Iditarod took mushers across two mountain ranges , down the Yukon River and along the wind - scoured Bering Sea coast .
The nearly 1,000 - mile Iditarod started March 6 in Willow , Alaska , and took mushers across two mountain ranges , down the Yukon River and along the wind - scoured Bering Sea coast .