Refine your search for walks in Aa (fleuve)
Back to the Elnes hillside
Walker 
22.57 km
+363 m
-358 m
7h 30
Difficult
Departure from Remilly-Wirquin (Pas-de-Calais)
This place is so beautiful that it deserves a second route.Another good climb with 2 nice climbs and a maximum of paths and trails.
Difficult in dry weather and very difficult in wet weather.
An uphill battle
Walker 25.72 km
+404 m
-395 m
8h 30
Difficult
Departure from Fauquembergues (Pas-de-Calais)
It's a route that will delight altitude enthusiasts (Carto exploreur and the Visorando app suggest it's as high as 500m). What's more, the views are stunning.
Route slightly modified in November 2019.
All trails are very good as of May 14, 2020 (even if some are very grassy).
The Wavrans Valley
Walker 11.84 km
+175 m
-166 m
3h 55
Moderate
Departure from Esquerdes (Pas-de-Calais)
The Wavrans-sur-l'Aa nature reserve consists of two hillsides separated by a dry valley, Mont Carrière and Montagne d'Elnes. The chalky slopes of the reserve are steep and unusual for the region. They were also "sculpted" by the bombs of the Second World War.
The Fontinettes boat elevator
Walker 9.43 km
+15 m
-15 m
2h 45
Easy
Departure from Arques (Pas-de-Calais) (Pas-de-Calais)
The Sentier des Fontinettes invites you to discover the often overlooked natural riches of Arques: from the Étang de Beauséjour to the Étang de Malhôve, via the Forêt de Rihoult (forest) and the canal towpath, not forgetting the nautical base and boat lift.