Jurassic Running Festival @ , Podlesice, Kraków-Częstochowa Upland, Poland on 25 September 2020

We are pleased to invite you to the 2nd edition of the Jurassic Running Festival. The competition will take place from 25 to 27 September 2020.

JURASSIC RUNNING FESTIVAL is: – as many as 5 runs to choose from, – almost 400 km of routes, – attractive medals and prizes, – extremely picturesque terrain, – […]

8th GlobalLimits Bhutan – The Last Secret – @ Thimphu, Thimphu, Thimphu, Bhutan on 28 May 2021

200km – 6 stages + 10.800m / – 8.000m UTMB qualifying race!

You have already run through the desert!? You have already run through the jungle!? You have already run in the mountains!? You have already run in the snow!?

But you have never run in the happiest country on earth!

Bhutan is the only […]

Blue Sky Marathon @ Blue Sky Trailhead, Fort Collins, Colorado, United States on 17 October 2020

“Welcome to the 11th running of the Blue Sky Marathon, Fort Collins’ original and only trail marathon.

Taking place on the trails between Horsetooth Mountain Park and the Devil’s Backbone Open Space, the course takes you on a north-south tour of the easternmost hogbacks of Northern Colorado’s mighty Front Range. With 3,500 feet of elevation […]

Black Squirrel Half Marathon @ Lory State Park, Fort Collins, Colorado, United States on 12 September 2020

“The Black Squirrel Trail Half Marathon will take place on the wonderful trails of Lory State Park to the northwest of Fort Collins, CO.

The trail half marathon course offers a tour of the outer boundaries of Lory State Park, providing breathtaking views to the east of Horsetooth Reservoir, Fort Collins and the Great Plains; […]

4th GlobalLimits Albania – The Hidden Treasure – @ Tirana, Tirana, Tirana, Albania on 11 September 2020

ALBANIA – The Hidden Treasure –

220km – 6 stages

+ 8.000m / – 8.000m UTMB qualifying race!!!

Imagine running through cultural mysteries in unexplored nature.

Experience the most undiscovered Balkan country, which was just opened for visitors a few years ago.

Start the race in the World Heritage city of Berat and finish […]

Never Summer 100k @ State Forest State Park, Walden, CO, United States on 25 July 2020

The Never Summer 100km will take place almost entirely within the boundaries of State Forest State Park and run between the Never Summer Mountains on the northern border of Rocky Mountain National Park (RMNP) and the Medicine Bow Mountains to the north of Cameron Pass. The first 20 miles of the race will offer a […]

Quad Rock 50/25m @ Lory State Park, Fort Collins, CO, United States on 09 May 2020

Welcome to the Quad Rock 25 & 50 mile trail race, an event put on by trail runners for trail runners. Taking place on the trails and hills west of Fort Collins in Lory State Park and Horsetooth Mountain Park, the Quad Rock 25/50 will take you on a tour of the Fort Collins skyline, […]

8th GlobalLimits Bhutan – The Last Secret – @ , Thimphu, Thimphu, Bhutan on 29 May 2020

200km – 6 stages / +10.800m/-8.000m Fully supported race, including food.

You have already run through the desert!? You have already run through the jungle!? You have already run in the mountains!? You have already run in the snow!?

But you have never run in the happiest country on earth!

Bhutan is the only country […]

Ortler Sky Trails @ Sporthalle, Sulden am Ortler, Sulden am Ortler (Solda) IT, Bozen, Italy on 06 July 2019

The Ortler Sky Trails is one of the highest and most spectacular Alpine trail and sky running events and it’s located at the world-famous Stelvio Pass!

With multifaceted tracks of 22km, 45km and 73km at altitudes between 1900m and 3000m you can put your strength and perseverance to the test.

Run on the slopes of […]

OOTYULTRA Marathon @ YWCA Anandagiri, OOTY, Tamil Nadu, India on 07 April 2019

An ultramarathon organized by KaysFIT Academy, founded by Kannan Sundararajan, a.k.a Coach Kay, also the Race Director First edition of OOTYULTRA was conducted on the 29-Apr-2018 with international and around 280 runners across 10 states in India. 2 months of social media only campaign. Organically grown audience. Received huge support from The Nilgiris district superintendent […]

Trans-Pecos Ultra @ Big Bend Ranch State Park, Alpine, Texas, United States on 02 November 2019

Trans-Pecos Ultra is a unique and life-changing adventure. Discover the vast wilderness of Big Bend & the Chihuahuan Desert at the only multi-stage ultra marathon in Texas!

Rat Race Ultra Tour of Arran @ , Isle of Arran, Isle of Arran, United Kingdom on 13 April 2019

They say Arran is Scotland in miniature. From dense forests and coastal scenery in the South to crumbling castles and dramatic mountains in the North, the Isle of Arran delights at every turn. Welcome to Ultra Tour of Arran – a 2 day off-road running adventure from Rat Race – the UK’s favourite adventure sports […]

Huayhuash 100 @ Huaraz, Cordillera Blanca, Peru on 27 June 2018

Adventure race around the Huayhuash Range in Peru. Rugged and remote. Base camp (start and finish) and two checkpoints that also serve as gear/food drops, emergency assistance, or just a place to take a nap. Participants choose their route as long as they pass through checkpoints.

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Pisco 30k @ Cordillera Blanca, Huaraz, Ancash, Peru on 10 August 2018

Pisco 30k

Looking for a challenge? With steep up hills, high alpine terrain, great downhills and some of the best scenery in Peru, this race will not disappoint. The Pisco 30k visits two of the most iconic places in Huascarán National Park, Laguna 69 and Pisco Base Camp, and although shorter than the Santa Cruz 45k some […]

Santa Cruz 45k @ Cordillera Blanca, Huaraz, Ancash, Peru on 11 August 2018

Santa Cruz 45k

The famous Santa Cruz Trail passes through the heart of the Cordillera Blanca and is undoubtedly the most popular and scenic route through Huascaran National Park. Typically done as a 4-day point to point hike, it was listed as one of the best hikes in the world by National Geographic, “…a less-crowded alternative to the […]

Rat Race The Crossing @ Whitehaven, United Kingdom on 10 August 2018

The Crossing

Get ready to tackle 200 gnarly miles over 3 days as you take on the fully waymarked tracks that span through the Lake District, the Yorkshire Dales and the North Yorkshire Moors. Sample some of the UK’s finest mountain biking as you ride through jaw-dropping scenery.

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Rat Race Man vs Mountain @ Caernarfon Castle, Castle Ditch, Caernarfon, United Kingdom on 01 September 2018

Man vs Mountain

This legendary mountain adventure race starts at sea level in the stunning Caernarfon Castle and weaves its way to the summit of Snowdon and down the other side into Dinorwic Quarry where we’ve thrown in an array of punishing obstacles, including the infamous Vertical Kilometre, for you to tackle before you can cross the finishline […]

Llanganuco 13k @ Cordillera Blanca, Huaraz, Ancash, Peru on 10 August 2018

Trail mountain races south america

As our shortest and easiest race, The Llanganuco 13k is the perfect outing for both beginner and experienced runners looking for a beautiful day in Huascarán National Park. The course is an out and back following mostly dirt roads along side the beautiful turquoise Llanganuco Lakes with one short section of smooth single track. With […]

Huascarán 80k 2-Day Stage Run and Relay @ Cordillera Blanca, Huaraz, Ancash, Peru on 10 August 2018

Huascarán 80k

The Huascarán 80k 2-Day Stage Run and Relay will connect our Pisco 30k route with the Santa Cruz 45k for one unforgettable trail run through the Cordillera Blanca. With three major high mountain pass crossings along some of the most scenic and popular trails in Huascarán National Park, this event in worth putting on your […]

VALENCIA Trail Race @ Private Lands & USDA Forest Service, Valencia, CA, United States on 31 March 2018


The VALENCIA Trail Race brings you awesome trails and killer hills in a very challenging trail race experience, choose to run a 10 kilometer, half marathon, or 50k ultra distance. Experience a trail course that takes you up to the peaks and along the ridgelines with panoramic views, then into the canyons through the hills […]

King Of The Mountain Ultra 50k @ Kings Mountain State Park, Blacksburg, South Carolina, United States on 02 December 2017


We can’t believe there isn’t a trail ultra here already! King’s Mountain State Park is an amazing venue for an all trail, well supported, challenging 50K! For those who have done our Pilot Mountain to Hanging Rock 50 miler and 50K, you know this will be a great event! This will also be a tune […]

6th GlobalLimits Bhutan – The Last Secret – @ Thimphu, Bhutan on 25 May 2018

Bhutan 2018

200km – 6 stages

You have already run through the desert!? You have already run through the jungle!? You have already run in the mountains!? You have already run in the snow!?

But you have never run in the happiest country on earth!

Bhutan is the only country in the world that measures the progress […]

Stupa to Stupa 50km @ Kathmandu, Nepal on 09 April 2017

Stupa to Stupa 50k

This is not to much a race as an aesthetic challenge. It is around 50km (we have to do more research to find the smoothest route possible) but at a steady 5km walking pace it can be completed in 10 hours.

Provisional route

Start 6am at Swayambu Stupa. Then the toughest and only serious climb […]

Annapurna 100 @ Pokhara, Nepal on 29 October 2017

Annapurna 100

It’s got big mountain views, forests trails, village culture and it’s probably the only ultra race where you get a tikka on your forehead at 20 km and a khata around your neck. It’s Nepal’s original ultra race, and its hard, with 50 and 100 km courses. end end

Kathmandu Ultra @ Shivapuri National Park, Kathmandu, Nepal on 10 December 2016

KTM Ultra 2015

A great run that circumnavigates the Shivapuri National park. There is a tough 80k, a very good 50k and we also have 27k and 12.5 challenges. More details here – https://ultratrailkathmandu.com/kathmandu-5050 end end