Circuito de senderismo de 67.98 km desde Colonial Creek Campground. El desnivel positivo es de 6525 m, con una altitud entre 372 m y 1867 m. Duración estimada: 25 h 10 min. Municipio de salida: Colonial Creek Campground (Washington, États-Unis).
Esta ruta incluye 9 subidas significativas. Con un desnivel acumulado de 2536 m a lo largo de 21.02 km, con una pendiente media del 12.1%.
- Climb 1 (at km 6.99 km): +147 m over 1.37 km, average slope 10.8%
- Climb 2 (at km 10.72 km): +127 m over 1.18 km, average slope 10.7%
- Climb 3 (at km 15.75 km): +347 m over 2.39 km, average slope 14.6%
- Climb 4 (at km 24.90 km): +674 m over 4.87 km, average slope 13.8%
- Climb 5 (at km 28.84 km): +274 m over 1.87 km, average slope 14.7%
- Climb 6 (at km 34.44 km): +43 m over 303 m, average slope 14.2%
- Climb 7 (at km 48.97 km): +237 m over 2.18 km, average slope 10.9%
- Climb 8 (at km 51.78 km): +177 m over 1.51 km, average slope 11.7%
- Climb 9 (at km 67.26 km): +510 m over 5.35 km, average slope 9.5%
