11.13 km loop hiking starting from Sister Rocks Research Natural Area. Elevation gain is 764 m, with altitude ranging from 415 m to 1276 m. Estimated time: 3 h 10 min. Starting town: Sister Rocks Research Natural Area (Washington, États-Unis).
This hike includes 1 significant climbs. With a total elevation gain of 186 m across 1.52 km, with an average slope of 12.2%.
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