Interesting…Dunsmuir is about 50 miles North of Redding and 50 miles south of the Oregon/California border and very close to Mt. Shasta. Dunsmuir and Mt Shasta have a long sinister, evil reputation. Tunnels under Shasta is one. This article made me think of what I’ve heard.
https://nypost.com/2026/08/29/lifestyle/world-atlas-ranks-dunsmuir-mountain-town-as-one-of-best-places-to-visit-in-america/