AUGUST 26th – SEPTEMBER 1st 2019
Chamonix, France
Photo credit : © UTMB® – Franck Oddoux

Take the chance to surprise and touch a friend or loved one participating in the Ultra-Trail du Mont-Blanc®

CROSSCALL gives you the opportunity to record a video message which will be broadcast to them during the race!
To do this, nothing could be more simple: follow several rules, get your smartphone (or other camera) at the ready, record your video of encouragement and upload it using the form below.
Help them to go beyond their limits and give them the strength to go right to the end!


10,000 runners for a 170-km race around Mont Blanc, night and day. This is what awaits the runners of the world’s biggest trail running event - the Ultra Trail du Mont Blanc - UTMB Once again, this year Crosscall has prepared a nice surprise for runners, where a motivation video made by their relatives&friends will be shown to them when they most need it. You probably know someone who’s a fan of trail running and is taking part in the race. Surprise them and send us your video on 👉crosscall.com/en/utmb-all-supporters-2019

Publiée par Crosscall sur Jeudi 8 août 2019


• Shoot your film in landscape mode, rather than in portrait. icon animé orientation paysage
• Your video must be less than 30 seconds.

Remember – these video messages will only be shown at the UTMB® and CCC® races!

The videos will be shown in no particular order, and will be displayed as runners pass resupply stations throughout the course (La Fouly for UTMB® and CCC®).

• Préférez le mode paysage au mode portrait pour votre vidéo. icon animé orientation paysage
• Votre vidéo doit faire moins de 30 secondes.

Pour rappel, ce dispositif est uniquement réservé aux courses de l’UTMB® et de la CCC®.

Les vidéos seront diffusées de manière aléatoire et en fonction de la présence des coureurs lors de leur passage aux points de ravitaillement (La Fouly pour l’UTMB® et la CCC®).


Re-live the old UTMB® ALL SUPPORTERS