Grand Pass - Lillian Ridge Loop is a 8.87-mile loop full hiking route in Olympic National Park, Washington. It climbs 2,578 ft to a high point of 6,718 ft. Difficulty: very strenuous, from the NPS hiking-rating formula.
Open Grand Pass - Lillian Ridge Loop on Trailbound's interactive map to see the full route, the elevation profile, today's forecast and any park alerts for Olympic. Olympic has permits or reservations for some areas: see the Olympic page for what's needed.