1953 Map of Vail Lake

Evidence of early 20th-century life is found at the Crosley Homestead and the community of Radec, which features a small Cemetery. Public infrastructure of the era is represented by the Dripping Springs Guard Station and the Cottonwood School in Lancaster Valley. Long-established routes like the Magee Trail and Crosley Trail wind through the canyons, providing access to remote points like Eagle Crag and Crosley Saddle near the Pala Indian Reservation boundary.