Take on the ultimate endurance challenge at the foot of the Eiger! ππ
Run as long as you can β until only one remains.
One lap. One hour. Again and again.
The technically demanding 6.7 km loop with 248 m of elevation gain takes you along one of the most beautiful trails in Grindelwald. β¨π€©
At the start of every full hour, you can head out again and put your physical and mental strength to the test. πͺ
For the little ibexes, weβve prepared a relay race with biking and obstacle challenges β so teamwork is the name of the game π
SAVE THE DATE β infos will follow π
https://www.backyard-grindelwald.ch/