Experience the dramatic beauty of the Presidential Range as you journey to the highest peak in the Northeast when you Drive Yourself or take a Guided Tour along the 7.6 mile Auto Road featuring four distinct ecological zones. Pets are welcome when you drive yourself! Open seasonally, early May to early November. Winter operations are run through the Mt. Washington SnowCoach. First opened in 1861, the Mt. Washington Auto Road is America’s original man-made attraction.