1952 Map of Duncan Peak

A network of tunnels and shafts, including the Golden Fleece Tunnel and Macedon Tunnel, underscores the intensive subterranean exploration of ridges like Macedon Ridge. For genealogists and historians, the map preserves the exact locations of forgotten sites like the Carmack Mine and the Savage Workings before decades of forest regrowth altered the surface of Whisky Hill and the surrounding drainages of the North Fork American River.