1953 Map of Mount Wilson

Lower elevations show the transition from the Uncompahgre National Forest to the San Juan National Forest, where the Dolores River and South Fork San Miguel River provide vital drainage for the snow-packed basins. Historical infrastructure is evident at the Coke Ovens and the Old Railroad Grade, while transit paths like the Lizard Head Trail and Highway 145 connect remote settlements like Ames across the high divide of Lizard Head Pass.