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Race the Route: Marathon du Mont-Blanc and the Chamonix Trail Festival
The most famous trail valley in the Alps hosts its festival this weekend, but the Chamonix balcony trails are open all summer. Complete guide to the Marathon du Mont-Blanc and running Chamonix: the five festival distances, the balcony routes, the lift system, gear, travel, and where to base beneath Mont Blanc.
By ZealZag TeamMarathon du Mont-Blanc 2026: The 90K Opens Chamonix's Trail Festival
The Marathon du Mont-Blanc festival is underway in Chamonix — five races across four days beneath the highest summit in the Alps. The 90K flagship circles the valley's high balconies, the marathon climbs to Flégère on Sunday, and the whole town has turned over to trail running for the weekend.
By ZealZag TeamRace the Route: Lavaredo 120K Through the UNESCO Dolomites
120km. 5,800m of gain. A night start from Cortina d'Ampezzo and the Tre Cime di Lavaredo at 3 a.m. The definitive guide to planning and running the La Sportiva Lavaredo Ultra Trail — entry, route, gear, travel, and why this is one of the most spectacular ultras in the UTMB World Series.
By ZealZag TeamOlympic Valley's Race Weekend: Broken Arrow Records Fall as Western States Week Begins
Philemon Kiriago and Mădălina Florea shattered Broken Arrow Skyrace 23k course records at Palisades Tahoe last weekend — and today the same valley fills again as Western States 100 runners arrive for mandatory check-in, four days before the deepest 100-mile field in the race's history.
By ZealZag TeamKMV du Mont-Blanc 2026: A Thousand Metres of Brévent in Under 35 Minutes
Two days from the KMV du Mont-Blanc — the vertical kilometer that opens Chamonix's Marathon du Mont-Blanc weekend. 3.8 kilometres, 1,000 metres of climb on the Brévent's north flank, and a startlist that brings the skyrunning world to the alpine north face.
By ZealZag Team
Race the Mont-Blanc Marathon Route: Chamonix Trail Running Guide
How to train, run, and experience the trails that host the Marathon du Mont-Blanc — Brévent, Flégère, Posettes, and the high Chamonix balcons that define alpine racing in Europe.
By ZealZag Team
Marathon du Mont-Blanc 2026: Chamonix Welcomes the World's Best Trail Runners
The Marathon du Mont-Blanc returns to Chamonix June 25-28 — 90K, marathon, 23K, KMV and Cross — a UTMB World Series cornerstone that gathers the best of mountain running beneath Europe's highest peak.
By ZealZag Team
Race the Route: Running Trail 100 Andorra's 105K Pyrenean Circuit
Trail 100 Andorra by UTMB sends 105K runners through every parish of a micro-nation built from mountains. A practical guide to the Ultra 105K course, logistics, gear, and what makes the Andorran Pyrenees worth the journey.
By ZealZag Team
Trail 100 Andorra by UTMB 2026: 6,900m Into the Pyrenean Roof
Four days before the Ultra 105K gun goes off at Ordino, Trail 100 Andorra by UTMB is already generating the quiet intensity of a race that knows exactly what it is: 105 kilometres and 6,900 metres through the highest country in the Pyrenees.
By ZealZag Team