Question: The South Fork Breitenbush River flows near the worker-owned co-op surrounded by what national landmark?
Sentence (from "Breitenbush Hot Springs"): It is surrounded by the Willamette National Forest in Breitenbush, Marion County, Oregon, United States, 10 mi east-northeast of Detroit along the West Cascades Scenic Byway and 12 mi northwest of Mount Jefferson.
Relevant evidence: Yes