Trig Bagging

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a family group around a trig pillar

The 24 Hour Trigathlon

July 8, 2026
13 min read

Read all about this epic Trigathlon - a 24hr trig point challenge in the Highlands.

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Sal Thornton and group with trig pillar

The Unofficial Guide to getting the Perfect Trig Pillar Photo

April 15, 2026
4 min read

How do you pose for the perfect trig pillar pic? We have some classic poses you might want to try on your next Trig bagging expedition

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mam tor trig point

The Ultimate (and Totally Unofficial) Trig Etiquette Guide! 

April 17, 2025
2 min read

Don't be a Trig Hogger: a definitive and completely unofficial guide to practicing good Trig etiquette

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Top Trigs – What’s Your Favourite Trig Point in the UK?

August 16, 2024
2 min read

What's Your Favourite Trig Point? Our OS Champions have been sharing their Top Trigs, which is yours and why send in a pic of your favourite Trig!

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What is a Trig Pillar or Trig Point ?

April 18, 2023
3 min read

The trig pillar was first used in the retriangulation of Great Britain on 18 April 1936. With over 6500 built, they were vital in map making. Here's everything you need to know about trig pillars including 10 great trig point walks.