Ball–Sellers House - Credit: Wikimedia Commons
The Ball–Sellers House, also named the John Ball House, is the oldest building in Arlington County, Virginia. It is an historic home located at 5620 Third Street, South, in the county's Glencarlyn neighborhood. The Arlington Historical Society, which owns the building, estimates that the one room log cabin was built in the 1740s. Read more on Wikipedia
Source: en.wikipedia.org