Developed in 1922 with a 12x12' stone cabin with an iron roof, the present 10' concrete base topped with a live-in cab was built in 1956 and is staffed every summer.
Boise National Forest
40 miles east of Boise
Elmore County, Idaho
Elevation 9451'

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Trinity Peak in the 1940s Trinity Peak L.O. Trinity Peak L.O. Trinity Peak lookout house Trinity Peak in 2020
Photos courtesy the U.S. Forest Service, Rex Kamstra, and Mike Warth