Backyard Ultra Race

O tym miejscu

Take on the ultimate endurance challenge at the foot of the Eiger! Run as long as you can - until there's only one left. One lap. One hour. Again and again. The technically demanding circuit of 6.7 km and +/-248 m elevation gain takes you along one of the most beautiful trails in Grindelwald. You can start again every hour on the hour and put your physical and mental strength to the test Note: This text was translated by machine translation software and not by a human translator. It may contain translation errors.

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