Discover Britain's trig pillars
Trig Pillars are part of the UK landscape, and here you can find out more about them, and meet some of the organisations we are working with to help more people get outside more often.
Trig Pillar Project
OS Team • Trig Pillar Project • Apr 24, 2000 • 5 mins
Dartmoor National Park trigs
Published: Apr 24, 2000 Edited: Aug 24, 2023
Sign up to get more content
Get outside & start exploring the outdoors with OS Maps
From planning & creating your own routes, or discovering ready-made ones; to following & recording your progress and staying on track; OS Maps puts mapping & navigation tools at your fingertips to make it easy for anyone to get outside safely and discover the outdoors.
OS Maps
Never explore without one! Stay safe, and stay active with Britain’s most accurate outdoor maps.
Be inspired to do more and go further by equipping yourself with the best tools for the job. Our maps are built on 220 years of experience - we keep walkers, runners, cyclists and more safe in the great outdoors all year round.
Available from local outdoors retailers, bookshops and our online OS shop.
Go to the OS shop
