The Mt. Washington Auto Road Bicycle Hill Climb is known as the toughest hill climb in the world at 7.6 miles in length, with an average grade of 12%, extended sections of 18% and amazing 22% for the last 50 yards.
The Mt. Washington Auto Road Bicycle Hill Climb is known as the toughest hill climb in the world at 7.6 miles in length, with an average grade of 12%, extended sections of 18% and amazing 22% for the last 50 yards.
Bike New England 