Trig Pillar Quiz

By OS Team

Published on 6 min read

Vintage picture of surveyors at a trig pillar

How much do you know about trig pillars, those mysterious obelisks dotting the British landscape? Take this quiz and find out!

(Sorry, but the quiz will not appear on out-of-date browsers like Internet Explorer or Opera Mini. Please switch to a different browser if possible)

Touch Grass Trip point challenge. Livestreaming from a trig pillar somewhere in the UK

Find out where we’re hiding £1,000 cash*

In August, we’ll be LIVE from mystery trig pillars around the country. Be the first to get there and shout ‘Touch Grass’, to win £1,000 cash! All you have to do is:

Follow us on socials to see the hints and clues
Join us on the day of the trig livestream
Come and find the trig point (don’t worry if you can’t get there, we will be giving away goodies for everyone who helps)
Be the first to reach the trig point in person and shout “Touch Grass” to win £1,000!
Follow & Win £,1000

Touch Grass Trig Point Challenge

EXPLORE WITH

OS Maps

Get more from the outdoors with OS Maps. Whether you’re planning a mountain hike, taking the kids for a woodland bike ride, or looking to discover a new local adventure, OS Maps helps you explore with more confidence.

Discover thousands of ready-made routes from outdoor experts; view & download maps directly to your phone, or print from your computer.
With trusted mapping, route planning tools & features, created by Ordnance Survey; OS Maps helps you make the most of your time outside.

Launch OS Maps
digital-maps-2

EXPLORE THE

OS Shop

OS is uniquely positioned to select the best and most trusted outdoor brands, offering an exciting range of essential UK maps and outdoor gear, as well as great custom gifts for the outdoor adventurers in your life.

Go to the shop
Ordnance Survey Shop outdoor equipment