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There's tough, and then there's Trionium....the hardest stuff known to man!

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No gimmics - just distance and hills!

Trionium races

The Knacker Cracker 10k

1 January 2015

The Leith Hill Half Marathon

8 March 2015

The UK Wife Carrying Race

8 March 2015

The Midsummer Munro half marathon

14 June 2015

The Picnic Marathon

Picnic Marathon logo

June 2016

The Greensand Marathon & Greensand Half

Greensand Logo

11 October 2015

Bath Hilly Half & Ultra-10k

22 November 2015

Trionium organised the UK's top two trail races (knacker Cracker and Midsummer Munro), a top 3 half marathon (Leith Hill Half) and a top 5 marathon (Greensand) in 2013 according to Runner's World (February 2014).

Trionium organised the UK's top trail race (Knacker Cracker) and another top 10 trail race (Bath Hilly Half), England's top half marathon (Leith Hill Half), a top 10 marathon (Greensand), and two top 10 'Ultras' (Picnic and Midsummer Munro) in 2012 according to Runner's World (February 2013).

Trionium organised the UK's top-rated trail races (Picnic Marathon and Midsummer Munro half) and adventure race (UK Wife Carrying Race) in 2011, according to Runner's World (February 2012).

Trionium organised the top-rated 10k (Knacker Cracker) and marathon (Greensand) in 2010, as well as two of the top three best half marathons in the UK, according to Runners' World (February 2011).

Trionium races won five places in the top 20 races in Britain in 2009, including the top-rated 10k (Knacker Cracker) and the top-rated marathon (The Picnic) - (RW).

The Greensand Marathon won the Best New Event at the Runner's World Personal Best Awards 2010.

The Midsummer Munro was voted best race in Britain 2008, and in 2011 was named one of the top 500 races in the world.

The Trionium races seen above have donated £35,777.25 to charity since the first Knacker Cracker race on 1 January 2004 (to 31 January 2014).

New event: The Man v Bike Experiment


Trionium-associated races

Run to live events - Bookham 10k, Surrey Tempest, Surrey Spitfire, Denbies 10m, 5k & 2k, Surrey Badger, Bacchus half and full marathon...

The Ashtead Dash (and fun run)

Ashtead 10k + 2k Fun Run

20 September 2015

Leatherhead Firestation 10k

Next race 2015

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!

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
Hestercombe Humdinger (February, UK)
Grizzly (mid-March)
Orion 15 (March, Chingford)
Steyning Stinger (March - a classic!)
Three Forts Marathon (end of April)
Green Belt Relay (early May)
Fellsman (2nd w/e in May)
The Hurt (July)
UK Ironman (August)
Sierre-Zinal (31k, August, Alps)
Race the Train (August, Wales)
Berlin Marathon (September)
Shere 40k (September)
Folkestone Half (end September)
Surrey Badger (September)
Beachy Head Marathon (end of October)
Snowdonia Marathon (end of October)
Loch Ness Marathon (start of October)
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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Trionium issue 4 is a work in progress...

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Tel (+44) 1372 840951 Fax (+44) 1372 743838

info at trionium dot com