1 Lap – 1.9km

Challenge Vieux Boucau starts with a 1.9lm loop in the marine lake of Vieux Boucau, right on the beach facing the ocean.


1 Lap – 90km

The bike course is a single 90km loop on the fast roads of the Landes. With plenty of room for everyone it is a mostly flat course with only a few small hills.


4  Laps – 5.2 km

A course of four laps around the lake and in the town of Vieux Boucau. There will be eight aid stations on the 21.1Km course, located at km 2 and 4.

Olympic Distance

A one-lap 1.5km swim in the Vieux Boucau marine lake

A 40km bike loop in the Landes forest

Two laps of running around the lake