Trig Point, Mam Tor, Peak District
A triangulation station, also known as a triangulation pillar, trigonometrical station, trigonometrical point, trig station, trig beacon, or trig point, and sometimes informally as a trig, is a fixed surveying station, used in geodetic surveying and other surveying projects in its vicinity.
Mam Tor, meaning ‘Mother Hill’, is a 517 metre high hill near Castleton in the High Peak area of Derbyshire
www.visitpeakdistrict.com/things-to-do/mam-tor-shivering-...
Trig Point, Mam Tor, Peak District
A triangulation station, also known as a triangulation pillar, trigonometrical station, trigonometrical point, trig station, trig beacon, or trig point, and sometimes informally as a trig, is a fixed surveying station, used in geodetic surveying and other surveying projects in its vicinity.
Mam Tor, meaning ‘Mother Hill’, is a 517 metre high hill near Castleton in the High Peak area of Derbyshire
www.visitpeakdistrict.com/things-to-do/mam-tor-shivering-...