Harquahala Peak Observatory - Credit: Wikimedia Commons
The Harquahala Peak Observatory, at elevation on Harquahala Peak near Wenden, Arizona, USA, is an adobe two-story building built with wooden beams, but it appears fragile due to it being covered with corrugated tin roof and siding. It has a wooden second-story porch. A "cement water catchment device" is on its northern end. Read more on Wikipedia
Source: en.wikipedia.org