Produced by Northwest Endurance Events, the Pigtails Challenge involves running and walking 50K to 200 miles in 9.4-mile laps around Lake Youngs Watershed, which has rolling terrain with 900 feet of elevation gain per loop.
The Sri Chinmoy Ultra Runs at Magnuson Park happens on a 1.54 mile loop course with views of Lake Washington and the back woods of Seattle's most scenic park.
The Odyssey of the VOG is a 350+ mile bikepacking event with ~32,000 total feet of elevation gain that showcases Oregon's rural Willamette Valley, the rugged coast range, and the expansive Oregon Coast.