Contents :

1 – Site editor information
2 – Site host information
3 – Website design
4 – Photo / Video credits
5 – Intellectual property of content presented on the Site
6 – Administrative public information
7 – Hypertext links
8 – Privacy policy (personal data management and RGPD)
8.1 – Purpose of the Privacy Policy
8.2 – Collection of personal data
8.3 – Processing of personal data
8.4 – Retention period for personal data
8.5 – Security of personal data
8.6 – Your rights concerning personal data (access, rectification, deletion)
9 – Cookies
9.1 – How cookies work
9.2 – Technical cookies (essential cookies)
9.3 – Functional cookies (optional cookies)
10 – Updating this legal notice

1 – Site editor information

This website
is published by the régie du Musérial du Fort des Dunes, represented by the Mairie de Leffrinckoucke, whose contact details are as follows:

Musérial du Fort des Dunes
Chemin du Fort – 59495 Leffrinckoucke
Website :

Tel: +33 3 28 29 13 17
Contact: via
our contact form here

Leffrinckoucke Town Hall
330 rue Roger Salengro – 59495 Leffrinckoucke
SIRET NUMBER: 215.903.402.000.18
Website :

Tel: +33 3 28 51 41 90
Contact: via the
contact form located at the foot of the page at the following link

Publication manager: Louis DASSONNEVILLE

If you have any comments about the content or use of the site, you can send a message via
our contact form

2 – Site host information

This Site is hosted by O2Switch SAS, a €100,000 company registered with the RCS Clermont Ferrand – Siret: 510 909 807 00032.

Website host :

Contact host :

Tél hébergeur : +33 4 44 44 60 40

3 – Website design

This website was created by
CPCI Solutions – Website creation and online store in Dunkerque

SIRET : 883 766 966 00013 – Intracommunity VAT FR07883766966
Website :


Tel: +33 6 95 49 65 79

4 – Photo and video credits

© Musérial du Fort des Dunes
City of Leffrinckoucke (link: official website of the city of Leffrinckoucke).
Association des Espaces Fortifiés des Hauts-de-France – Our warmest thanks (link: official website of the Association des Espaces Fortifiés HdF).
ASTV – Télévision locale de Grande Synthe – We’d like to thank them for their report (link: official ASTV website).

5 – Intellectual property of content presented on the Site

4.1 – Respect for intellectual property

The structure of the website, as well as the software and the structure of the databases are the exclusive property of the Musérial du Fort des Dunes and the City of Leffrinckoucke.

The structure of the site, as well as all photographs, texts, and other graphics, are protected by French legislation on intellectual property.

As such, the Musérial du Fort des Dunes and the City of Leffrinckoucke are the exclusive owners of the Site and assignee of the intellectual property rights and/or holder of the necessary authorizations for the distribution on the Site of all content (texts, images , photographs, sound, audiovisual or multimedia documents, etc.).

Any reproduction, any total or partial representation, any use, any adaptation, any making available or modification of the site and/or its components by any process whatsoever, by any person whatsoever and by any means whatsoever ( in particular the sale, marketing, rental, etc.) without the express authorization of the Musérial du Fort des Dunes, any authors or their beneficiaries is strictly prohibited and constitutes an offense of counterfeiting within the meaning of the intellectual property code.

Unless otherwise indicated, the logos, products and brands appearing on this site are the property of the Musérial du Fort des Dunes and the Leffrinckoucke Town Hall or its partners. Any total or partial reproduction of these elements without the express authorization of their owners is strictly prohibited.

For any request for use of photographs, texts or other graphics displayed on the site, please contact us via the contact form. Your request is not deemed to have been accepted until you have received explicit authorization from us to use these elements.

Finally, in the absence of explicit prior authorization, the user of the site is not authorized, by any means or process and for any reason whatsoever, including for personal purposes, to carry out the following actions:

  • download, copy or retransmit, in any form whatsoever, such as networking, or by public communication, all or part of the site
  • use data mining, robots or similar data collection or extraction methods
  • manipulate or display all or part of the site using “framing” or similar technology
  • introduce elements likely to modify all or part of the site, in particular the images displayed and all of its editorial content
  • use all or part of the site for purposes other than those set out in these terms of use.

The scientific, cultural and educational content (texts, sound, audiovisual and multimedia documents, without this list being exhaustive) as well as the iconographic and photographic reproductions presented on this site are protected under intellectual property law, unless otherwise stated.

4.2 – Possible content errors

The contents of this Site represent a significant volume of information. The services of the Musérial du Fort des Dunes and the Leffrinckoucke Town Hall in charge of updating and running the site do everything they can to offer you clear, detailed and reliable information. They are regularly checked.

However, should you find any inaccuracies, missing information or errors despite all the care we take in managing this content, please inform us as soon as possible via our contact form.

In any case, all the information disclosed on this Site cannot in any way engage the responsibility of the Musérial du Fort des Dunes or the Leffrinckoucke Town Hall. The use of the information contained on this Site is the sole responsibility of its user.

6 – Administrative public information

Informative written content (practical information, news) and written content announcing the cultural programming (agenda) of this Site are considered public administrative information within the meaning of Article 10 of Law No. 78-753 of July 17, 1978. Any reuse of this information is free, on the condition that it is not altered, that its meaning is not distorted, and that its sources and the date of its last update are mentioned.

If in doubt, contact us beforehand to obtain explicit authorization.

No transfer of ownership of public administrative information is made to the re-user. The latter benefits from a personal and non-exclusive right to reuse this public administrative information. Any person reusing public information in violation of the aforementioned requirements is liable to a fine imposed by the commission for access to administrative documents.

7 – Hypertext links

This Site offers links to other sites, mainly official sites (institutions, public organizations, etc.), but also to some sites of associations or partner structures. These web pages, the addresses of which are regularly checked, do not, however, form part of this Site and their content does not engage the responsibility of the Musérial du Fort des Dunes or the Leffrinckoucke Town Hall.

The Musérial du Fort des Dunes, represented by the Mairie de Leffrinckoucke, authorizes the setting up of external hypertext links pointing to the content of this Site, provided that :

  • the pages of this Site are not nested within the pages of another site, but are accessible in their entirety in a new window;
  • the source “site officiel du Musérial du Fort des Dunes” is explicitly displayed, with a hyperlink pointing directly to the content in question.
  • Any use of the information for commercial or advertising purposes is prohibited.
  • Any use of the information on sites with illegal content is prohibited.

8 – Privacy policy (personal data management and RGPD)

8.1 – Purpose of the Privacy Policy

The purpose of this privacy policy is to inform users of the Musérial du Fort des Dunes ( of the measures and commitments taken by the Musérial du Fort des Dunes and the Mairie de Leffrinckoucke concerning the confidentiality of the personal data of the users of the Site as well as the cookies policy implemented on the present website.

In the context of your browsing on this site, the Musérial du Fort des Dunes (represented by the Mairie de Leffrinckoucke), the data controller, may collect and process personal data about you.

For this reason, the Fort des Dunes and the Mairie de Leffrinckoucke take the necessary measures to ensure the protection and confidentiality of the personal data they hold or process, in compliance with the provisions of the amended law n°78-17 of January 6, 1978 known as “Informatique et Libertés” and the European Regulation 2016/679 of the European Parliament and of the Council of April 27, 2016 known as the “General Data Protection Regulation”.

The Musérial du Fort des Dunes and the Mairie de Leffrinckoucke reserve the right to update or modify the present privacy policy, in particular in the light of legal and regulatory developments.

8.2 – Collection of personal data

The Musérial du Fort des Dunes is likely to collect personal data concerning the users of its Site within the framework of :

  • A user’s browsing on the  website;
  • The sale of ticketing products (see also the general conditions of sale here);
  • Connection to your personal online space (if you have created an account when placing an order) ;
  • Use of the contact form or any other form on the site.

This data is collected directly from users of the Site. Users are informed of the purposes for which their data is collected via the various online data collection forms. The mandatory nature of the data is indicated during collection by an asterisk, otherwise it is optional. Refusal to provide mandatory data may lead to the restriction or prohibition of the benefit of a functionality or service.

Furthermore, this Site collects data relating to the services used through cookies (browsing data, pages viewed, IP addresses, etc.). This information allows the Musérial du Fort des Dunes to improve the content of the Site and facilitate user navigation.

IP addresses and browser data may also be collected and temporarily stored for security purposes and to combat spam and computer attacks.

Details of cookie management are given below.

8.3 – Processing of personal data (dons collected through online ticketing or forms on the Site)

For ticket reservations via our online ticketing service, we collect your identity, contact and billing data, as well as the data required to deliver your ticket or reservation confirmation.

In this context, the processing carried out by the Musérial du Fort des Dunes has the following purposes:

  • management of your ticket purchases and regulatory traceability ;
  • the provision of your ticket ;
  • your information and the management of your relations with the Musérial du Fort des Dunes ;
  • where applicable, the sending of information and solicitations from the Musérial du Fort des Dunes and/or its cultural partners;
  • satisfaction surveys and statistical studies;
  • claims management

You will be asked to enter your title, surname, first name, date of birth, zip code and city, cell phone number and e-mail address.

The recorded data is reserved for the use of the information and ticketing service, the reservation and advance sales service, the communication service of the Musérial du Fort des Dunes and finally, where applicable, of the Site administrator (subcontractor of the Musérial du Fort des Dunes) solely for reasons of maintenance/security of the site and verification of its proper functioning.

The personal data collected are stored on the server of this site and do not pass through an external service. Therefore, your personal data is neither shared, nor disseminated, nor transferred, nor sold, nor rented.

In this context, the legal basis for processing is either contractual or, based on your consent, your request via a form (contact, reservation request, complaint and miscellaneous questions), or subscription to the newsletter.

For users who check the option of ” create an account » when placing an order, in order to benefit from our more comprehensive services (order tracking and reservations), where applicable: we keep your personal data indicated in your profile, such as your name, address, telephone number, e-mail address -mail, etc. All ice users can view, edit or delete their personal information at any time (except their ice username). Site managers can also view and modify this information.

If you do not check the “create an account” option, your reservation information is retained to ensure the processing of your Tickets/Tickets. This information is kept for the validity period of the Tickets/Tickets and then is subject to deletion or anonymization within the maximum period mentioned above. Upon simple request from you, we can delete/anonymize information concerning you as soon as your Ticket/Ticket expires.

For further information on ticketing, please consult the general terms and conditions of sale.

8.4 – Retention period for personal data

The personal data thus collected will be kept for the following periods:

  • Identification and contact data (e.g. via contact form) are kept for a maximum of 2 years from the last contact;
  • Billing information is kept for a maximum of 2 years from the last order;
  • Account information is kept for a maximum of 3 years from the last time you logged on to your account (if you have created one).

8.5 – Security of personal data

The Musérial du Fort des Dunes and the Mairie de Leffrinckoucke implement various technical and organizational measures to ensure the security and confidentiality of personal data processing.

As such, Musérial du Fort des Dunes and the Leffrinckoucke Town Hall take all necessary precautions, taking into account the nature of the data and the risks presented by the processing, in order to preserve the security of the data and, in particular, to prevent they are distorted, damaged, or that unauthorized third parties have access to them (physical protection of premises, authentication processes with personal and secure access via confidential identifiers and passwords, logging of connections, encryption of certain data, etc.) .

The hosting servers on which the databases are processed and stored are located exclusively within France.

We undertake to inform you immediately, insofar as we are legally authorized to do so, in the event of a request from an administrative or judicial authority relating to your data.

8.6 – Your rights concerning personal data (access, rectification, deletion)

In accordance with the French Data Protection Act (Loi Informatique et Libertés) and the General Data Protection Regulation (Règlement Général sur la Protection des Données), you have the right, free of charge, to access, rectify, limit, port and delete data concerning you.

You can therefore demand that information concerning you be rectified, completed, clarified, updated or deleted. You can also define advance directives on the processing of your personal data post-mortem.

Finally, you have the same rights with regard to deceased persons for whom you are the beneficiary.

To exercise these rights or if you have any questions about the processing of your personal data, please contact us at :

  • via our contact form.
  • or to the following postal address: Musérial du Fort des Dunes, Chemin du Fort, 59495 Leffrinckoucke.

In order to exercise your rights, we may ask you for a photocopy of an identity document bearing your signature.

If necessary, you may lodge a complaint with the Commission Nationale de l’Informatique et des Libertés (CNIL), the supervisory authority responsible for ensuring compliance with obligations relating to the protection of personal data.

9 – Cookies

9.1 – How cookies work

When visiting this Site via a connection terminal (computer, tablet, smartphone), cookies may be placed in your browser or device.

Cookies are small files in alphanumeric format which are stored in your browser or your device by the server of the site visited or by a third party server (audience measurement service for example). Cookies make it possible to retain, during the validity period of the cookie concerned, state information when a browser accesses the different pages of a website or when this browser subsequently returns to this website. They contain several pieces of information such as the domain name, Internet service provider, operating system and its IP address, as well as the date and time of access. The cookies used on the Site, as well as the purposes and retention periods of each cookie, are detailed in our cookies banner.

This site therefore uses cookies on the Site for security purposes, site operation, to analyze Site traffic, remember user preferences and settings and, in general, to facilitate online navigation. , understand the online behaviors and interests of people who interact with the Site.

As soon as you enter the Site, a banner is displayed: you have the choice to accept all cookies globally, to refuse them or to configure them individually using our preference management module located in the “Details of cookies” section. privacy settings” of the information banner relating to our use of cookies.

This site respects the “Do not Track” function of your browser, when activated.

9.2 – Technical cookies (essential cookies)

These cookies are necessary for the proper functioning of the Site and cannot be deactivated in our systems. You can, however, object and delete them using your browser settings, but your user experience may be degraded.

If you go to the login page (access to your personal online space, if you have chosen to create one), a temporary cookie will be created to determine whether your browser accepts cookies. It does not contain personal data. When you log in, we will set up a certain number of cookies to save your connection information and your screen preferences. If you check “remember me”, your connection cookie will be kept longer. If you log out of your account, the login cookie will be deleted. Finally, cookies may be used to assist you in your visit to our site (display recently viewed products, etc.). These are in no way advertising cookies linked to third parties.

9.3 – Functional cookies (optional cookies)

“Functional” Cookies are intended to improve your user experience, for example to display Youtube videos, Google Maps, to fight spam, or to measure traffic (see details in the confidentiality banner).

If you refuse these functional cookies, certain functionalities of the site may not be available, but this will not prevent you from using the site. Online ticketing does not work independently of these functional cookies.

Les fonctionnalités pouvant ne pas être disponibles, en cas de refus des cookies, sont par exemple des contenus intégrés (vidéos, cartographies, …) : le contenu intégré depuis d’autres sites se comporte en effet de la même manière que si le visiteur se rendait sur cet autre site. Ces sites web pourraient collecter des données sur vous, utiliser des cookies, embarquer des outils de suivis tiers, suivre vos interactions avec ces contenus embarqués si vous disposez d’un compte connecté sur leur site web.

10 – Updating this legal notice

These legal notices, privacy policy and RGPD were last updated on May 30, 2024.