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There's tough, and then there's Trionium....the hardest stuff known to man!
The 'Trionium' races have been passed on to new management. Updates will be posted here.
The Knacker Cracker 10k
1 January 2025 |
The Leith Hill Half Marathon 16 March 2025 |
The UK Wife Carrying Race
16 March 2025 |
The Midsummer Munro half marathon
29 June 2025 |
ARG's Ashtead 10k + 2k Fun Run
14 September 2025 |
The Trionium Leith Hill Half was voted the Best Race in Britain in 2015 (Runner's Word, February 2016) and the Trionium Midsummer Munro was voted the Best Race in Britain in 2008 (Runner's World, February 2009).
The Trionium races seen above (not including ARG's Ashtead 10k) have donated £69756.68 to charity since the first Knacker Cracker race on 1 January 2004 (to 31 January 2023).
Trionium events will not last forever - enter them while you still can!
Trionium races are permitted by the Association of Running Clubs (ARC)
Man v Bike
An experiment! |
Thank You NHS and keyworkers Run
October 2020 - A one-off! |
The Yellowhammer Challenge
Perpetual + Free |
The ISAMAC
EPIC! |
Bath Hilly Half & Ultra-10k
Under new management |
The Greensand Marathon
Legendary marathon |
The Picnic Marathon
'The Cripper' |
A Trionium-based team completed the Three Peaks Yacht Race 2016 - see the write-up
The Surrey Hills Society aims to promote the protection and enjoyment of the Surrey Hills. We enjoy the hills, and we think that they should be protected too!
Find other races with Fetch Everyone!
Other worthy races...
'Top 100 toughest races in the world....'
The Challenge Hub - including 24-hour and 50-mile challenges
This is definitely worth a look (YouTube video)
Saab Solomon Hellrunner - various dates
The
G3 race series (etc) January |
The
Vale Gallop January |
Hestercombe Humdinger (February, UK) |
Grizzly (mid-March) |
Marathon
des Sables (March/April) |
Orion 15 (March, Chingford) |
Steyning Stinger (March - a classic!) |
Jurassic Coast Challenge (March) |
Anglesey
Half Marathon (March) |
North
Pole Marathon (April) |
London Marathon (April) |
Boston
Marathon (April) |
Paris
Marathon (April) |
Three
Forts Marathon (end of April) |
Black Mountains Challange (April) |
Green
Belt Relay (early May) |
Bala
Middle-Distance (May) |
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Fellsman (2nd w/e in May) |
Surrey Hills Challenge (May) |
Belfast City Marathon (May) |
Verdon
Canyon Challenge (June, France) |
Three
Peaks Yacht Race (June) |
Edinburgh
Marathon (June) |
Race
Across America (June) |
Tweed Valley
MR Team Mountain Challenge (June, Scotland) |
Dorking 10 mile (June) |
St
Albans Half (June) |
Tour
de France (July) |
The Hurt (July) |
UK
Ironman (August) |
London
Triathlon (August) |
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Sierre-Zinal (31k, August, Alps) |
Race the
Train (August, Wales) |
Berlin
Marathon (September) |
Shere 40k (September) |
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Folkestone
Half (end September) |
Surrey
Badger (September) |
Beachy
Head Marathon (end of October) |
Snowdonia
Marathon (end of October) |
Loch
Ness Marathon (start of October) |
Original
Mountain Marathon (October) |
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Brocken
Marathon (October, Germany) |
Talybont
Trial (October) |
Hankley Hustle (October, Surrey) |
Everest
Marathon (November) |
Marlow
Half Marathon (first week of November) |
Sodbury
Slog (mid-November) |
New
York Marathon (November) |
Bath Hilly Half (end of November) |
Round
Rotherham (80k, December) |
Naked Runs (including
Naked Ambition, UK, May) |
Let us know if you think that any other races/events should be included!
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"A seriously good
read" Trionium issue 4 is a work in progress... |
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| RunningWithTheBears | ||||
Trionium by Conferio Ltd
info at trionium dot com
