About the event
As part of the 2026 European Heritage Days
Price: €5.50 per adult – €5 per child (children under 18)
Children must be accompanied by an adult—registration recommended
Climb aboard our passenger boats for a 50-minute guided tour around the fortifications of the city of Gravelines. This tour will allow you to (re)discover the rich history of our city, from the first fortifications built according to Charles V’s plans to Vauban’s new defensive system—you’ll learn all about it!