The nonprofit behind North America’s largest cross-country ski network — 200+ km of daily-groomed Nordic trails plus the Sunflower and Cutthroat Classic running events.
Daily-groomed · ski any day all winter
Trailheads across Winthrop, Mazama, Sun Mountain & the Rendezvous
North America’s largest XC network — 200+ km of daily-groomed skate and classic trails for every level; day passes required, kids 17 and under ski free.
Annual · late April
Mazama (point-to-point to Winthrop)
The valley’s flagship spring trail race — full/half marathon and 2–5 person relays on deer trails, singletrack, and gravel; routinely sells out.
Annual · late summer
Cutthroat Pass trailhead, North Cascades
An 11-mile singletrack run on the PCT up and over Cutthroat Pass — capped at 400 runners and sells out early every year.