Castle Crags State Park 
6 miles south of Dunsmuir on I-5
Dunsmuir, CA 96051
530-225-2065
http://www.parks.ca.gov/default.asp?page_id=454
State Park: Birding, Camp, Fish, Hike, Picnic, Walk, Water Sports
Offers swimming and fishing in the Sacramento River, hiking in the back country, and a view of Mount Shasta. There are 76 developed campsites and six environmental campsites.