PS Knoll Lookout Complex - Credit: Wikimedia Commons
The PS Knoll Lookout Complex is a fire lookout tower and accompanying cabin located in the Apache-Sitgreaves National Forest. It was constructed in the mid-1930s. The nine-acre site consists of 3 contributing buildings and 1 contributing structure. The buildings are a house, storage shed, and outhouse; the structure is the lookout tower. The lookout sits at an elevation of , and rises to a height of . It was constructed by the Aermotor Windmill Company in 1933. Read more on Wikipedia
Source: en.wikipedia.org