In 2002 BCNHA expanded beyond its cooperative relationship with the National Park Service to begin serving the Forest Service on the Dixie National Forest and along Scenic Highway 12 .
Bryce Canyon Natural history Association was formally separated from Zion in 1961 .
In 2002 Bryce Canyon Natural history Association expanded beyond Bryce Canyon Natural history Association 's cooperative relationship with the National Park Service to begin serving the Forest Service on the Dixie National Forest and along Scenic Highway 12 .
Bryce Canyon Natural history Association was formally separated from Zion in 1961 .