ECLUSE DE BARREL
GUENROUET
One of the largest harbours on the Vendée coast (1500 moorings), Port Olona is a transition point for many nautical events.
In the 15th century, it was better known as the trading and fishing port of "Grand Jonchet".
Discover the largest site in the Marais Poitevin
and cathedral builders, in the heart of some exceptional remains!