Alluvial plain of the Adour in Saint-Martin
6.92 km
+79 m
-80 m
2h 10
Easy
Departure from Saint-Martin-de-Seignanx (Landes)
The alluvial plains and marshy lands were drained in the late 17th/early 18th century with the help of the Dutch, who were then working on the Bayonne estuary.