20K
Trail Surprise
Grindelwald
🇨ðŸ‡
Fri, July 17, 2026
A mystery course announced three days before the race with a 4-hour time limit.
Distance
10-15km
Elevation Gain
Race Winners
Historical winners of Trail Surprise
12km
Men
Mario-Gottfried Moratto
🇨ðŸ‡
1:04:01
Women
Marjolaine Newbery
🇦🇺
1:20:33
Mystery 12 km course revealed shortly before the race.
250 finishers from 253 starters.