Devil's Chimney (Gloucestershire)
The Devil's Chimney is a rock formation on Leckhampton Hill, south of Cheltenham, Gloucestershire, England. It is a largely man-made pillar outcrop, formed when an incline to a quarry was cut behind it, isolating the pillar from the main hillside.
Source: Wikipedia — Devil's Chimney (Gloucestershire) (CC BY-SA 4.0)