Red Hill (Manker) Lookout
| Registry Numbers | US 1381, CA 204 (view other lookouts in United States, California) |
| Date Registered | November 7, 2019 |
| Nominated by | Michael Guerin |
| Location |
City of Rancho Cucamonga San Bernardino County, California |
| Coordinates |
N 34° 06.825' W 117° 37.275' (view using Google Maps) N 34° 06' 49" W 117° 37' 17" N 34.113743° W 117.621252° |
| Elevation | 1,492 ft (455 m) |
| Built | 1937 |
| Administered by | Privately Held |
| Cooperators | San Bernardino National Forest |
Cupola with fire-finder
Photo courtesy of Paula Emick
Original construction plans
North quadrant view
West quadrant view - 1935
East quadrant view - 1935
January 1937