Quite simply the world's coldest and toughest ultra. 430 miles of snow, ice, temperatures as low as -40°C and relentless wilderness an incredible undertaking.

Based in Aspen, Colorado’s Rocky Mountains, the Grand Traverse has an impressive 26 year legacy and provides a test of perseverance across 40 miles of high alpine terrain.

The Montane Cheviot Goat Winter Ultra is the first non-stop race of its kind in Northumberland's wild Cheviot Hills.

The now annual Montane Dragon’s Back Race® will challenge the world’s best ultra-runners with 380km of distance and 17,400m of ascent over 6 days, in 2021, 2022 and 2023.

One of the toughest ultra-distance races in Europe - The Montane Spine Race is a brutal 268 mile, non-stop, winter mountain marathon that encompasses the entire Pennine Way.

The Montane Lakeland 100 'Ultra Tour of the Lake District' and Montane Lakeland 50 races are the most spectacular long distance trail races that have ever taken place within the UK.

The Montane Lapland Arctic Ultra takes place deep into the Northern Swedish Winter and racers will tackle temperatures as low as - 30 degrees celsius. This makes it among the world’s toughest ultra races.

The Summer Spine Race spans 268 miles from Edale to Kirk Yethholm. The original non-stop Spine race covering the entire length of the Pennine Way.

The purpose of the Montane Trail Series is to provide the opportunity for both trail and road runners to 'step up' to longer distance trail challenges.