Welcome to the Triangle website. Whether young person, parent, volunteer or funder on this site you can find all the information you need to know about London's oldest surviving adventure playground.

play time

Once Triangle opens the fun begins, come and see all the many activities available to the young people at Triangle. Also check out some of our trips outside of Triangle and one of our award winning videos.

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what is the triangle

A thriving example of free adventure play in inner city London. Home to wild flora and and fauna. Three time award winner, find out who we are, what we do and why it is so vital. Learn about the history of London's oldest adventure playground.

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Everything a parent or carer needs to know about their child's visit to Triangle, from opening times and summer plans to the Triangle rules.

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support triangle

How to get involved with Triangle, as a company wishing to sponsor us or an individual keen to volunteer. Your donation can make a big difference.

Get Involved→


Catch up with all the latest happenings and upcoming events at London's oldest adventure playground.

Read all about it →