威拉米特河
The North Fork Middle Fork Willamette River as it is officially named but frequently called North Fork of the Willamette River or North Fork of the Middle Fork of the Willamette River has its headwaters at Waldo Lake and flows into the Middle Fork Willamette River northwest of Oakridge. In the first below Waldo Lake, the river drops in 34 separate waterfalls through diverse natural plant life and old growth forest.