Biel running days: a running event in Biel/Bienne, Switzerland. Read off the organiser's own site on 15 September 2026.
Where
Biel/Bienne, Switzerland
Race
running event
Next edition
The organiser has not published a date.
Organiser
100km.chwe have not checked this address, so it is not linked
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Biel/Bienne, Switzerland