Hot Springs Railroad Roundhouse - Credit: Wikimedia Commons
The Hot Springs Railroad Roundhouse is a historic railroad roundhouse at 132 Front Street in Malvern, Arkansas. Built in 1887, it is the last known surviving substantially intact roundhouse in the state. It has brick walls and a granite foundation, and houses five stalls. It was built by the Hot Springs Railroad as a service facility for its locomotives, and was used in that capacity until 1904. It has since seen use as a warehouse and manufacturing facility. Read more on Wikipedia
Source: en.wikipedia.org