12.1 km | 15.4 km-effort
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Boucle de 13.5km à Esquerdes le long de l'Aa
Walking
Difficult
Esquerdes,
Hauts-de-France,
Pas-de-Calais,
France
13.5 km | 17 km-effort
3h 51min
Yes
Boucle de 23km au départ de Fontaine les Boulans
Walking
Very difficult
Fontaine-lès-Boulans,
Hauts-de-France,
Pas-de-Calais,
France
23 km | 26 km-effort
6h 1min
Yes