2009
SK3455 : Triangulation Pillar on Crich Stand
taken 15 years ago, near to Whatstandwell, Derbyshire, England
Triangulation Pillar on Crich Stand
Ordnance Survey Trig Point
A triangulation station, also known as a triangulation pillar, trigonometrical station, trigonometrical point, trig station, trig beacon or trig point. Erected by the Ordnance Survey.
See Link for more details about Trig Stations.